Book
Alternatives To Deforestation: Steps Towards Sustainable Use Of The Amazon Rain Forest. New York: Columbia University Press. http://www.worldcat.org/oclc/803206060.
. 1990. Amazonia: Voices From The Rainforest. San Francisco: Rainforest Action Network and Amazonia Film Project. http://www.worldcat.org/oclc/232654290.
. 1990. Boundaries Of Home: Mapping For Local Empowerment. The New Catalyst Bioregional Series No. 6. Gabriola Island, BC, Canada: New Society Publishers. http://www.worldcat.org/oclc/28497226.
. 1993. Development Of Agriculture In The Sudan: An Annotated Bibliography With An Introductory Essay. Sudan Library Series No. 19. Khartoum, Sudan: University of Khartoum, Institute of African and Asian Studies, Khartoum University Press. http://www.worldcat.org/oclc/32608519.
. 1994. Environmental Accounting For Sustainable Development: Selected Papers From Joint Unep/World Bank Workshops. World Bank Symposium. Washington, DC: The Bank.
. 1989. Financial And Economic Analysis Of Agroforestry: Key Issues. Discussion Paper (University Of East Anglia. School Of Development Studies) No. 212. Norwich, UK: University of East Anglia, School of Development Studies. http://www.worldcat.org/oclc/23672191.
. 1989. Indigenous Farming Systems, Knowledge And Practices In The Sudan. Sudan Library Series No. 21. Khartoum, Sudan: Khartoum University Press. http://www.worldcat.org/oclc/32817483.
. 1994. Indigenous Knowledge For Sustainable Development In The Sudan. Sudanese Library Series No. 20. Khartoum, Sudan: Khartoum University Press, Institute of African and Asian Studies. http://www.worldcat.org/oclc/32817483.
. 1994. Livestock For A Small Earth: The Role Of Animals In A Just And Sustainable World. Washington, DC: Seven Locks Press.
. 1994. Multipurpose Tree Species For Small Farm Use: Proceedings Of An International Workshop, November 2-5, 1987, Pattaya, Thailand. Arlington, VA; [Ottawa,] Canada: Winrock International Institute for Agricultural Development; International Development Research Centre. http://www.worldcat.org/oclc/213909057.
. 1988. Phytopractices In Tropical Regions: A Preliminary Survey Of Traditional Crop Improvement Techniques. Man And The Biosphere Program Project. Paris: United Nations Educational, Scientific and Cultural Organization (UNESCO). http://www.worldcat.org/oclc/21010205.
. 1989. Socio-Economic Aspects Of Integrated Resource Management, With Special Reference To The Forest Resources Of Kassala Province, Eastern Region: The Case Of Rawashda And Wad Kabu Forests. Fuelwood Development For Energy In Sudan Field Document 13. Khartoum, Sudan: Govt. of the Democratic Republic of Sudan. http://www.worldcat.org/oclc/17919050.
. 1986. Some Missing Policy Links In Nigerian Agricultural Development. Ibadan, Nigeria: Publications Unit IITA (International Institute of Tropical Agriculture). http://www.worldcat.org/oclc/633156914.
. 1991. Tropical Forest Conservation And Development: A Bibliography. St Paul, MN: Forestry Library, University of Minnesota.
. 1994. Tropical Forest Conservation And Development: A Bibliography. Manual (Environmental And Natural Resources Policy And Training Project) No. 1. Madison, WI: EPAT/MUCIA-Research & Training, University of Wisconsin—Madison. http://www.worldcat.org/oclc/28478635.
. 1993. Weed Management In Agroecosystems: Ecological Approaches. Boca Raton, FL: CRC Press, Inc. http://www.worldcat.org/oclc/16682275.
. 1988. Book Chapter
“Agroecology And In Situ Conservation Of Native Crop Diversity In The Third World”. In Biodiversity, 361-369. Washington, DC: National Academy of Sciences. https://doi.org/10.17226/989.
. 1988. “Costs And Benefits Of Floodplain Forest Management By Rural Inhabitants In The Amazon Estuary: A Case Study Of Acai Palm Production”. In Fragile Lands Of Latin America: Strategies For Sustainable Development, 114-129. Boulder, CO: Westview Press. http://www.worldcat.org/oclc/18351601.
. 1989. “The Ecology And Management Of Insect Pests In Traditional Agroecosystems”. In Ethnobiology : Implications And Applications : Proceedings Of The First International Congress Of Ethnobiology, Belém, 1988, 1:131-143. Belém, Brazil: Museu Paraense Emílio Goeldi. https://www.worldcat.org/title/1025826490.
. 1990. “An Economic Analysis Of Huastec Mayan Forest Management”. In Fragile Lands Of Latin America: Strategies For Sustainable Development, 182-206. Boulder, CO: Westview Press.
. 1989. “Farm Forestry”. In Sustainability Issues In Agricultural Development: Proceedings Of The Seventh Agriculture Sector Symposium, 211-222. Washington, DC: World Bank. http://www.worldcat.org/oclc/15791230.
. 1987. “Indigenous Agroforestry Strategies Meeting Farmers' Needs”. In Alternatives To Deforestation: Steps Towards Sustainable Use Of The Amazon Rain Forest., 141-151. New York: Columbia University Press. http://www.worldcat.org/oclc/803206060.
. 1990. “Indigenous Agroforestry Strategies Meeting Farmers' Needs”. In Alternatives To Deforestation: Steps Towards Sustainable Use Of The Amazon Rain Forest., 141-151. New York: Columbia University Press. http://www.worldcat.org/oclc/803206060.
. 1990. “Local Resource Use Systems In The Tropics: Taking Pressure Off The Forests”. In Tropical Rainforests: Diversity And Conservation, 12:53-70. San Francisco, CA: California Academy of Sciences. http://www.worldcat.org/oclc/18566557.
. 1988. “Models Of Subsistence And Ethnobiological Knowledge: Between Extraction And Cultivation In Southeast Asia”. In Folkbiology, 91-118. Cambridge, MA: MIT Press. https://www.worldcat.org/title/237343776.
. 1999.