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1988
Glossary Of Selected Terms In Sustainable Agriculture. Gatekeeper Series No. Sa6. London; Washington, DC: International Institute for Environment and Development, Sustainable Agriculture Programme. http://www.worldcat.org/oclc/19531919.
. 1988. We Eat Trees: Tree Planting And Land Rehabilitation In West Pokot District, Kenya: A Baseline Study (Working Paper). Forest, Trees And People Working Paper Np. 82. Uppsala [Sweden]: Swedish University of Agricultural Sciences, International Rural Development Centre. http://www.worldcat.org/oclc/610964356.
. 1988. 1987
“Farming, Fishing, And Fire In The History Of The Upper Río Negro Region Of Venezuela”. Human Ecology 15 (1): 1-26. doi:10.1007/BF00891369. http://www.jstor.org/stable/4602829.
. 1987. 1977
“Agricultural Technology And Labor”. In Mountain, Field, And Family: The Economy And Human Ecology Of An Andean Valley, 91-103. Philadelphia: University of Pennsylvania Press.
. 1977. 1952
The Turkuna [Sic Tukuna]. University Of California Publications; American Archaeology And Ethnology 45. Berkeley, CA: University of California Press.
. 1952.