1992
. 1992. “Foresters' Beliefs About Farmers: A Priority For Social Science Research In Social Forestry”. Agroforestry Systems 17 (1): 13-41. doi:10.1007/BF00122925. https://doi.org/10.1007/BF00122925.
1991
. 1991. “Nfu's Annual Conference 1991”. Proceedings Of Nfu's Annual Conference 1991: Natural Resource Use And Changing Society, Interdisciplinary Approaches To Development, Agricultural University Of Norway, Aas, 23-24 May 1991.. Aas [Ås], Norway; Oslo, Norway: Norwegian Centre for International Agricultural Development, Agricultural University of Norway; Norwegian Association for Development Research. http://www.worldcat.org/oclc/29625062.
1986
. 1986. “Indigenous Technology And Farming Systems Research: Agroforestry In The Indian Desert”. In Social Sciences And Farming Systems Research: Methodological Perspectives On Agricultural Development, 221-244. Boulder, CO: Westview Press. http://www.worldcat.org/oclc/13009091.
