International Seminar on Ecotourism for Forest Conservation and Community Development & Bornemeier, J. (1997). Ecotourism forest conservation community development: Proceedings. United States Department of Agriculture.
Chicago-referens (17:e uppl.)International Seminar on Ecotourism for Forest Conservation and Community Development och Jeffrey Bornemeier. Ecotourism Forest Conservation Community Development: Proceedings. Washington, D.C.: United States Department of Agriculture, 1997.
MLA-referens (9:e uppl.)International Seminar on Ecotourism for Forest Conservation and Community Development och Jeffrey Bornemeier. Ecotourism Forest Conservation Community Development: Proceedings. United States Department of Agriculture, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.