Publications Prof. Dr. Ir. Agus Purwoko, S.hut., M.si., Ipu | Faculty of Forestry Universitas Sumatera Utara

Spatiotemporal patterns of human-leopard (Panthera pardus melas) conflicts on Java Island, Indonesia

AGUS PURWOKO , Hendra Gunawan , Gono Semiadi , Tri Atmoko , Wanda Kuswanda

Phytochemical Profiles and Cytotoxicity Activities of Eucalyptus Leaf Oils from Eucalyptus Clones

RITA KARTIKA SARI , YANICO HADI PRAYOGO , ANNE CAROLINA , AGUS PURWOKO , ELISA GANDA TOGU MANURUNG , Gunawan Pasaribu

Characteristics of Meretrix meretrix and mangroves in the main clam-producing area of Bagan Asahan, North Sumatra, Indonesia

MISWAR BUDI MULYA , AGUS PURWOKO , MOHAMMAD BASYUNI

Urban Green Design in Public Infrastructure Planning: A Structured Literature Review for Smart, Livable, and Sustainable Competitive Cities

ABDULLAH AKHYAR NASUTION , UMMU HARMAIN , M. ADE KURNIA HARAHAP , AGUS PURWOKO

Characteristics of Meretrix meretrix and mangroves in the main clamproducing area of Bagan Asahan, North Sumatra, Indonesia

AGUS PURWOKO , MISWAR BUDI MULYA , MOHAMMAD BASYUNI , ULIL AMRI DAULAY , ALFIAN MUBARAQ , Seca Gandaseca

Ethnoeconomic significance and sustainability of kepah (Meretrix meretrix) harvesting in Bagan Asahan, North Sumatra, Indonesia

AGUS PURWOKO , SITI LATIFAH , JUNIA AISYAH TANJUNG , NAYYIRA ULYA TSAQOFI

Climate-Resilient Regional Infrastructure Planning Using Integrated Energy Water Transport Nexus Modeling for Sustainable Urban and Territorial Systems

M. ADE KURNIA HARAHAP , UMMU HARMAIN , IKA ROSENTA PURBA , AGUS PURWOKO , ABDULLAH AKHYAR NASUTION

Public Satisfaction in Medan Green Public Parks: The Role of Service Quality, Facilities, and Trust

SUWARDI LUBIS , AGUS PURWOKO

Creative Nature Tourism in Lake Toba’s National Super Priority Destination: Implementation and Key Attractiveness Factors

ULIL AMRI DAULAY , AGUS PURWOKO , BEJO SLAMET , MUHAMMAD SYAFIQ , AULIA MAULIDAR , Muhammad Fuad Abdullah , Seca Gandaseca , Badli Esham Ahmad , Yarina Ahmad

The role of project management, public open space management and environmental quality on visitor comfort in tourism area

AGUS PURWOKO , M. ADE KURNIA HARAHAP , ABDULLAH AKHYAR NASUTION , UMMU HARMAIN

Integrating TALC, SWOT and BCG analysis for sustainable ecotourism development in rural tourism villages: insights from Perkebunan Bukit Lawang tourism village, North Sumatera

HETTY CLAUDIA NAINGGOLAN , SATIA NEGARA LUBIS , ISNEN FITRI , AGUS PURWOKO

Analysis of the ecosystem pressure index of the Asahan Toba watershed using spatial analysis and multiple regression

SAMSURI , SYAMSU RIJAL , HENI MASRUROH , AGUS PURWOKO

Optimizing Spatial Planning in the Lake Toba Region for Sustainable Tourism and Community Empowerment

UMMU HARMAIN , AGUS PURWOKO , ABDULLAH AKHYAR NASUTION , M. ADE KURNIA HARAHAP

Optimizing Spatial Planning in The Lake Toba Region for The Sustainable Tourism and Community Empowernment

ABDULLAH AKHYAR NASUTION , AGUS PURWOKO , M. ADE KURNIA HARAHAP , UMMU HARMAIN

Efficiency Analysis of Regional Government Expenditure on Development: Evidence from Indonesia

SUWARDI LUBIS , AGUS PURWOKO , SIROJUZILAM , PAIDI

Resilient Ecotourism and Community Well-Being: A PLS-SEM Approach in Bukit Lawang

HETTY CLAUDIA NAINGGOLAN , SATIA NEGARA LUBIS , ISNEN FITRI , AGUS PURWOKO

Resilient Ecotourism and Community Well-Being: A PLS-SEM Approach in Bukit Lawang.

ISNEN FITRI , SATIA NEGARA LUBIS , AGUS PURWOKO , HETTY CLAUDIA NAINGGOLAN

Tracking illegal wildlife trade in Papua, Indonesia: An initial investigation

AGUS PURWOKO , Richard Gatot N. Triantoro , FREDDY JONTARA HUTAPEA

Optimizing Spatial Planning in the Lake Toba Region for Sustainable Tourism and Community Empowerment

UMMU HARMAIN , ABDULLAH AKHYAR NASUTION , AGUS PURWOKO , M. ADE KURNIA HARAHAP , Muhammad Ade Kurnia Harahap

Development Priority Policies for Impact Control and the Recovery of Natural Tourism in the Wake of the COVID-19 Pandemic in North Sumatra Province, Indonesia

MUHAMMAD ARIFIN NASUTION , AGUS PURWOKO , NURDIN SULISTIYONO

Development Priority Policies for Impact Control and the Recovery of Natural Tourism in the Wake of the COVID-19 Pandemic in North Sumatra Province, Indonesia

MUHAMMAD ARIFIN NASUTION , AGUS PURWOKO

Natural Resources, Environment, and Food and Energy Security Updates in North Sumatra

LUTHFI AZIZ MAHMUD SIREGAR , AGUS PURWOKO

Natural Resources, Environment, and Food and Energy Security Updates in North Sumatra

LUTHFI AZIZ MAHMUD SIREGAR , AGUS PURWOKO

Challenges in the development of cooperative-based closed-loop refined palm oil agribusiness in Indonesia

LUHUT SIHOMBING , AGUS PURWOKO

The potential of eucalyptus leaves from industrial plantation forest logging waste as a raw material for essential oils in PT. Toba Pulp Lestari Tbk

AGUS PURWOKO , SIMON H SIDABUKKE , RITA KARTIKA SARI , ULIL AMRI DAULAY

In vitro and In silico Antibacterial Potency of Eucalyptus Leaf Oil from Hybrid Clones of E. grandis with E. urophylla and E. pellita

AGUS PURWOKO , YANICO HADI PRAYOGO , ANNE CAROLINA , ELISA GANDA TOGU MANURUNG , RITA KARTIKA SARI , Awanda Wira Anggini , Gunawan Pasaribu

Local community characteristics and potential conflicts around Asian tapir habitat in Batang Gadis National Park, Sumatra, Indonesia

AGUS PURWOKO , Wanda Kuswanda , FREDDY JONTARA HUTAPEA , Titiek Setyawati

Disability-Friendly Tourism Development Planning Model through Government Policy on Tourist Attractions and Hospitality Industry in Karo District

ERLINA , AGUS PURWOKO , RUJIMAN , MUHAMMAD HAMDANI

Development Model of Sustainable Agrotourism-Based Village Tourism for Improving Community Welfare in Tapanuli Utara Regency, Indonesia

AGUS PURWOKO , SIROJUZILAM , SATIA NEGARA LUBIS , CHARLOQ ROSA NABABAN , IWAN RIADY

Development of Mount Sinabung Refugee Relocation Areas Through Tourism Villages in the Siosar Area, Karo District, North Sumatra Province

AGUS PURWOKO , SIROJUZILAM , ACHMAD SIDDIK THOHA , OSLAND HERIJON LINGGA

Disability-Friendly Tourism Development Planning Model through Government Policy on Tourist Attractions and Hospitality Industry in Karo District

AGUS PURWOKO , ERLINA , RUJIMAN , MUHAMMAD HAMDANI

Strategies f or Sustainable Development: Leveraging Demographic Factors i n Indonesia's Regions

AGUS PURWOKO , RUJIMAN , ZULKIFLI SIREGAR , Zulkifli Nasution

Developing Participatory Planning Model to Improve Regional Development Planning

JEF RUDIANTHO SARAGIH , AGUS PURWOKO , TIONER PURBA

Disability-Friendly Tourism Development Planning Model through Government Policy on Tourist Attractions and Hospitality Industry in Karo District

AGUS PURWOKO , ERLINA , RUJIMAN , MUHAMMAD HAMDANI

Development Model of Sustainable Agrotourism-Based Village Tourism for Improving Community Welfare in Tapanuli Utara Regency, Indonesia

CHARLOQ ROSA NABABAN , SIROJUZILAM , AGUS PURWOKO , SATIA NEGARA LUBIS , IWAN RIADY

The assessment of essential oil potential from waste logging of different eucalyptus clones in PT Toba Pulp Lestari Tbk's industrial plantation forests, Indonesia

MUHDI , AGUS PURWOKO

Examining the Effect of Poverty Alleviation Programs on Improving Community Welfare; Case Study in Serdang Bedagai Regency, Indonesia

RUJIMAN , MOETTAQIEN HASRIMI , AGUS PURWOKO , SATIA NEGARA LUBIS

Carrying Capacity and Transportation Infrastructure Factors that Affect Regional Economic Development in the Lake Toba National Tourism Strategic Area, Indonesia

ROSADI PATRA TANJUNG , AGUS PURWOKO , BADARUDDIN , ING JOHANNES TARIGAN

THE ROLE OF CALDERA GEOPARK IN TOURISM DEVELOPMENT OF LAKE TOBA SUPER PRIORITY DESTINATIONS, INDONESIA

SIROJUZILAM , SUWARDI LUBIS , BEJO MULYADI , AGUS PURWOKO

Developing Participatory Planning Model to Improve Regional Development Planning

AGUS PURWOKO , JEF RUDIANTHO SARAGIH , TIONER PURBA

Sustainable Development Strategy for Disaster Tourism: Lesson from North Sumatra, Indonesia

LIYUSHIANA , EMRIZAL , ROBERT SIBARANI , AGUS PURWOKO

Classifying Economic Sectors to Improve Regional Development Priorities in Indonesia

JEF RUDIANTHO SARAGIH , AGUS PURWOKO , MHD. ASAAD

The assessment of essential oil potential from waste logging of different eucalyptus clones in PT Toba Pulp Lestari Tbk's industrial plantation forests, Indonesia

MUHDI , AGUS PURWOKO

Classifying Economic Sectors to Improve Regional Development Priorities in Indonesia

Jef Rudiantho Saragih , Mhd Asaad , AGUS PURWOKO

Development of Mount Sinabung Refugee Relocation Areas Through Tourism Villages in the Siosar Area, Karo District, North Sumatra Province

ACHMAD SIDDIK THOHA , AGUS PURWOKO , SIROJUZILAM , OSLAND HERIJON LINGGA

Accelerating Urban Development in Indonesia: The Impact of Online Government Services

SIROJUZILAM , MANDA YULIAN , SUWARDI LUBIS , AGUS PURWOKO

Community-Based Ecotourism Development Planning in Bukit Lawang Plantation Village, Bahorok District, Langkat Regency

AGUS PURWOKO , SATIA NEGARA LUBIS

Enhancing Poor Community Welfare Through Evidence-Based Poverty Alleviation Programs in Serdang Bedagai Regency, North Sumatra, Indonesia

AGUS PURWOKO , SATIA NEGARA LUBIS

Enhancing Poor Community Welfare Through Evidence-Based Poverty Alleviation Programs in Serdang Bedagai Regency, North Sumatra, Indonesia

AGUS PURWOKO , SATIA NEGARA LUBIS , RUJIMAN , MOETTAQIEN HASRIMI

Readiness Level of Bureaucratic Apparatus and its Impact on Online-Based Community Socio-Economic Development Program Services; Evidence from Tebing Tinggi City, Indonesia

AGUS PURWOKO , SIROJUZILAM , SUWARDI LUBIS , MANDA YULIAN

Analysis of Tourism Sector Development on Regional Development Through Road Infrastructure in Lake Toba National Tourism Strategic Area in Indonesia

AGUS PURWOKO , BADARUDDIN , ROSADI PATRA TANJUNG , ING JOHANNES TARIGAN

Compliance Enhancement in Tourism: Regulatory Alignment and Design Optimization at Kedai Kopi Kosong Lima

LIYUSHIANA , AGUS PURWOKO

Compliance Enhancement in Tourism: Regulatory Alignment and Design Optimization at Kedai Kopi Kosong Lima

AGUS PURWOKO , LIYUSHIANA , DESY SIMBOLON , DELVI ANDRI , ANGGITA RASTAULI DAMANIK , LOLY SURYA SIRAIT

Compliance Enhancement in Tourism: Regulatory Alignment and Design Optimization at Kedai Kopi Kosong Lima

LIYUSHIANA , DESY SIMBOLON , DELVI ANDRI , ANGGITA RASTAULI DAMANIK , LOLY SURYA SIRAIT , AGUS PURWOKO

Local community characteristics and potential conflicts around Asian tapir habitat in Batang Gadis National Park, Sumatra, Indonesia

Wanda Kuswanda , FREDDY JONTARA HUTAPEA , Titiek Setyawati , AGUS PURWOKO

Disability-Friendly Tourism Development Planning Model through Government Policy on Tourist Attractions and Hospitality Industry in Karo District

ERLINA , AGUS PURWOKO , RUJIMAN

Economic feasibility and development strategy of jabon (Anthocephalus cadamba) cultivation in urban areas to meet the needs of timber and green open space

PRIYANTO , AGUS PURWOKO , ULIL AMRI DAULAY , Ulil Amri Daulay

Feasibility of utilization of eucalyptus leaves (Eucalyptus spp) from logging waste in industrial plantation forests to produce essential oils

Irawati Azhar , AGUS PURWOKO , SARINTAN E DAMANIK

ASSESSING THE DEVELOPMENT POTENTIAL, FEASIBILITY AND VISITOR ASSESSMENT IN THE SIPINSUR GEOSITE NATURAL TOURISM AREA, TOBA CALDERA GLOBAL GEOPARK, INDONESIA

ISKANDAR MUDA , ANITA ZAITUNAH , ROBERT SIBARANI , AGUS PURWOKO , CYNTHIA FAUSTINA , Datuk Ary Andriansyah Samsura

Empowering Coastal Communities: Enhancing Income via Carbon Trading Initiatives (Collaboration between JGU-FH and USU)

MAHMUL SIREGAR , ARYANI ATIYATUL AMRA , MOHAMMAD EKAPUTRA , AGUS PURWOKO

Empowerment of Tourism Development in Encouraging Regional Development through MSMEs based on the Creative Economy in Karo Regency Sumatera Utara Indonesia

RUJIMAN , AGUS PURWOKO , SATIA NEGARA LUBIS , DINA ROSARI

SIOSAR VILLAGE COMMUNITY SOCIO-ECONOMIC ROLE IN REGIONAL DEVELOPMENT EFFORTS

OSLAND HERIJON LINGGA , ACHMAD SIDDIK THOHA , SIROJUZILAM , AGUS PURWOKO

The impact of road infrastructure on regional development in South Labuhanbatu Regency, North Sumatra Province, Indonesia

AGUS PURWOKO

DEVELOPMENT OF THE NATIONAL STRATEGIC PROGRAM OF FOOD ESTATE BASED ON INSTITUTIONS IN HUMBANG HASUNDUTAN REGENCY, NORTH SUMATRA PROVINCE

LUHUT SIHOMBING , AGUS PURWOKO , SUWARDI LUBIS , SATIA NEGARA LUBIS

Community-Based Mangrove Tourism Object Development in Kampung Nipah, North Sumatra, Indonesia

KANSIH SRI HARTINI , AGUS PURWOKO , MOHAMMAD BASYUNI

Positive effect on the development regional of the Karo Regency by creative economic basic honey UMKM

RUJIMAN , DINA ROSARI , AGUS PURWOKO , SATIA NEGARA LUBIS

Development Of The National Strategic Program Of Food Estate Based On Institutions In Humbang Hasundutan Regency, North Sumatra Province

LUHUT SIHOMBING , SATIA NEGARA LUBIS , SUWARDI LUBIS , AGUS PURWOKO

Tourism Potential and How About Its Sustainability (Case Study on Sibandang Island)

ROBERT SIBARANI , AGUS PURWOKO

Tourism Potential and How About Its Sustainability (Case Study on Sibandang Island)

DEWI YANTI , ROBERT SIBARANI , AGUS PURWOKO , EMRIZAL

Orangutan Ecotourism on Sumatra Island: Current Conditions and a Call for Further Development

AGUS PURWOKO

Distribution, characteristics and models of community roles in the utilization and preservation of environmental services in the Simarjarunjung nature tourism area, North Sumatra Province

AGUS PURWOKO

Examining the Economic Value of Tourism and Visitor Preferences: A Portrait of Sustainability Ecotourism in the Tangkahan Protection Area, Gunung Leuser National Park, North Sumatra, Indonesia

AGUS PURWOKO

Cultural-Heritage Virtual Tour for Tourism Recovery Post COVID-19: A Design and Evaluation

ROBERT SIBARANI , AGUS PURWOKO

Spatial model of human-sumatran orangutan (Pongo abelii) conflict vulnerability in Besitang, Indonesia

AGUS PURWOKO

Local wisdom of communities around the forest and its implementation in the development of nature tourism on outer ring road of Lake Toba

AGUS PURWOKO

Evaluation of coastal area development sustainability of Banda Aceh post recovery

AGUS PURWOKO

The Role of Renewable Power Supply of Biogas Palm Oil Plant by PT. Ukindo in Accelerating Economic Growth and Regional Development in Kuala Sub-District, Langkat Regency

AGUS PURWOKO

Development Strategy for Superior Cassava Products for MSMEs in Deli Serdang Regency

AGUS PURWOKO

Measurement Instruments for Superior Product Development: A Case Study of Deli Serdang Cassava in Indonesia

AGUS PURWOKO

Impact of mangrove forest recovery on coastal socio economic conditions on Rugemuk Village, Pantai Labu Subdistrict, Deli Serdang Regency

AGUS PURWOKO

The effect of transfer of land function on the development of Te area through community empowement

AGUS PURWOKO

Spatial distribution characteristics of human-elephant conflict (HEC) in Besitang

AGUS PURWOKO

The Interest of Young Farmer in Coffee FarmEnterpreneurship: Case Study in Tanjung Barus Village, Karo Regency, Indonesia

AGUS PURWOKO , ERIKA REVIDA

Herbal medicines for women and children s health in Tipang Village, District Humbang Hasundutan, North Sumatera

AGUS PURWOKO

Impact of potential earthquake disasters in the areas located in zone lineaments and the surrounding areas

AGUS PURWOKO

THE ROLE OF TOURISM BUSINESS PLAYERS IN SUPPORTING TOURISM DEVELOPMENT IN NORTH TAPANULI REGENCY

SIROJUZILAM , AGUS PURWOKO

ANALYSIS OF GREEN OPEN SPACE DEVELOPMENT, TEBING TINGGI KOTA SUB-DISTRICT, TEBING TINGGI CITY

SIROJUZILAM , AGUS PURWOKO

PRIORITY ANALYSIS OF ROAD DEVELOPMENT IN REGIONAL DEVELOPMENT IN SOUTH LABUHANBATU REGENCY

AGUS PURWOKO , A RAHIM MATONDANG

The Role of Youth in Overcoming Problems Related Sinabung Volcano Eruption

AGUS PURWOKO , ERIKA REVIDA

ANALYSIS OF THE CONTRIBUTION OF MEDIUM SMALL MICRO ENTERPRISES (MSMEs) TOWARDS THE REGIONAL DEVELOPMENT IN MEDAN JOHOR SUB-DISTRICT, MEDAN CITY

RUJIMAN , AGUS PURWOKO

INTEGRATED PUBLIC CEMETERIES OF MEDAN CITY AS AN ASSET, POTENCY, AND LONG TERMS ECONOMIC INVESTMENT OF THE CITY (UTTER REQUIREMENTS OF LIFE CYCLE IN THE CITY)

AGUS PURWOKO

The Role of Youth in Overcoming Problems Related Sinabung Volcano Eruption

AGUS PURWOKO

Home Based Trip Generation Model S Analysis in Medan, Binjai, Deli Serdang and Karo (Mebidangro) Urban Area, Indonesia

AGUS PURWOKO

ANALYSIS OF THE CONTRIBUTION OF MEDIUM SMALL MICRO ENTERPRISES (MSMEs) TOWARDS THE REGIONAL DEVELOPMENT IN MEDAN JOHOR SUB-DISTRICT, MEDAN CITY

AGUS PURWOKO

The Economy of Communities around Forest Area in Dairi Regency

AGUS PURWOKO

Impact of COVID-19’s Pandemic on the Economy of Indonesia

AGUS PURWOKO

THE EFFECT OF RAILWAY DEVELOPMENT TO THE REGIONAL ECONOMIC GROWTH IN NORTH SUMATERA

A RAHIM MATONDANG , AGUS PURWOKO

THE EFFECT OF RAILWAY DEVELOPMENT TO THE REGIONAL ECONOMIC GROWTH IN NORTH SUMATERA

A RAHIM MATONDANG , AGUS PURWOKO

Contribution of Non-Timber Forest Product (NTFP) to Households Income in South Tapanuli Regency Indonesia

AGUS PURWOKO

Spatial model of the Sumatran tigers (Panthera tigris sumatrae) prey habitat suitability index in Besitang

AGUS PURWOKO

The effect of tourism products and visits on the economy of society in Samosir Regency, Indonesia

AGUS PURWOKO

The practice of agroforestry Toona sureni merr by the community of Simalungun Regency, North Sumatera

AGUS PURWOKO

Spatial modeling of conflict vulnerability of Sumatran elephants (Elephas maximus sumatranus) with humans in Besitang

AGUS PURWOKO

Impact of a Complete Systematic Land Registration Program (PTSL) Against the Regional Economy in Deli Serdang Regency

AGUS PURWOKO

The Influence of Community Program for Go River Institute Youth on Community Development at Deli River, Medan, North Sumatera

AGUS PURWOKO

Hidayati, The Role of Strategic Environmental Assessment (Sea) and Spatial Planing on Regional Development of Lake Toba in Simalungun Regency

AGUS PURWOKO

Hidayati,(2019), The Role of Strategic Environmental Assessment (Sea) and Spatial Planing on Regional Development of Lake Toba in Simalungun Regency

AGUS PURWOKO

The Role of Developing Regional 6 Leadership Home Program Medan in Developing Student Leadership at the University of North Sumatra

AGUS PURWOKO

Role of Youth in the Utilization of Village Potentials in Kotapinang Sub-District, South Labuhanbatu District

AGUS PURWOKO

Analysis of the Implementation of Results the Development Plan Deliberation on Road Infrastructure Development in Medan Tuntungan District, Medan City

AGUS PURWOKO

The pattern of Etlingera elatior cultivation in agroforestry systems and its use as traditional medicines and food by local people of Kabanjahe, North Sumatra, Indonesia

AGUS PURWOKO

A mixed integer programming model for forest harvest scheduling problem

AGUS PURWOKO

The effect of household characteristics, demography, land use and transportation system on commuter movement in medan, binjai, deli serdang and karo (Mebidangro) area, indonesia

AGUS PURWOKO

The role of strategic environmental assessment (SEA) and spatial planing on regional development of lake toba in Simalungun regency

AGUS PURWOKO

Effectiveness Analysis Of Subsidized Rice Program (RASTRA) Implementation In The Improvement Of Social Welfare In Tebing Tinggi City

AGUS PURWOKO

Analysis of Leading Economic Sector Development in Tebing Tinggi City

AGUS PURWOKO

The Effect of Social and Legal Environments Toward Welfare with Economic Expennditures as Intervening Variables

AGUS PURWOKO

Contribution Analysis of Micro Small and Medium Enterprises On the Regional Development in the Sub-District Medan Johor, Medan City

AGUS PURWOKO

The Effects of Human Resource Development and Institutional Arrangements on Performance, Service Quality and Area Development in Indonesia.

AGUS PURWOKO

The Effects of Human Resource Development and Institutional Arrangements on Performance, Service Quality and Area Development in Indonesia. Calitatea, 19 (163), 94-103

AGUS PURWOKO

The effects of human resource development and institutional arrangements on performance, service quality and area development in indonesia

AGUS PURWOKO

Estimation of aboveground tree biomass Toona sureni and Coffea Arabica in agroforestry system of Simalungun, North Sumatra, Indonesia

AGUS PURWOKO

Residual stand damages caused by conventional and reduced impact timber harvesting in the natural forest

AGUS PURWOKO

Analysis of Orange Commodity Role to Regional Development in Dairi Regency, Indonesia

AGUS PURWOKO

Persepsi dan Partisipasi Masyarakat terhadap Program Pembangunan Hutan Tanaman Rakyat (Studi Kasus Koperasi Rakyat Pantai, Desa Pangkalan Siata, Kecamatan Pangkalan SusuÃ‚Â …

AGUS PURWOKO

The effect of implementation of the enhancement program in the locally generated revenue on the performance of the department of revenue in the province of north sumatera

AGUS PURWOKO