Bettinger, Pete
Geographic Information Systems: Applications in forestry and natural resources management
Higher Education, 2004
 Buku Teks
Curriculum change in forestry : aresponse to the pareadigma shift in natural resources management
 Artikel Jurnal
Introducing Geographic Information System (GIS) as a tool for natural resource management
 Artikel Jurnal
Johnson, Lynn E.
Geographic information systems in water resources engineering
CRC Press, Taylor & Francis Group, 2009
 Buku Teks
Economic instruments for the sustainable management of natural resorces: a case study on Philippines forestry sector
United Nations, 1999
 Buku Teks