LITERATURE CITED Castillo, Luis Manlio and Horacio ju rez. 1985. El caso del IC A en Guatemala. Institute de Ciencia y Tecnologa Agrcolas (ICTA), Guatemala. Fumagalli, Astolfo and R.K. Waugh. 1977. Agricultural research in Guatemala. Presented at the Bellagio Conference. Bellagio, Italy. Institute de Ciencia y Tecnologa Agrcolas (ICTA). Gostyla, Lynn and William F. Whyte. 1980. ICTA in Guatemala: The evolution of a new model for agricultural research and development. Ithaca: Cornell University. Rural Development Committee. Ortiz Dardn, Ramiro. 1980. Farming s) teams research in Guatemala. Presented at the "Symposium on Farming .vstems Research" USDA, Washington D.C. December 8-9. Waugh, R.K. 1975. Four years of history. The Institute of Agricultural Science and Technology (ICTA), Guatemala. Waugh, R.K. 1980 El caso del ICTA en Guatemala como institucin dedicada a la generacin y validacin de tecnologa para pequeos agricultores. Institute de Ciencia y Tecnologa Agrcolas (ICTA). Guatemala. Whyte, William F. 1981. Participatory approaches to agricultural research and development. Ithaca: Cornell University, Rural Development Committee. pp. 51-64.