Book Chapter
“Pátzcuaro's Lesson: Nature, Production, And Culture In An Indigenous Region Of Mexico”. In Biodiversity: Culture, Conservation, And Ecodevelopment, 147-171. Boulder, CO: Westview Press. http://www.worldcat.org/oclc/24467584.
. 1991. Book
Forestry And Food Security. Fao Forestry Paper 90. Rome: Food and Agriculture Organization of the United Nations. http://www.worldcat.org/oclc/20998704.
. 1989.