Juma, Calestous. (1989) 1989. The Gene Hunters: Biotechnology and the Scramble for Seeds. African Centre for Technology Studies Research Series No. 1. Princeton, NJ: Princeton University Press. http://www.worldcat.org/oclc/19269376.
economic policies
Schuh, G. Edward. (1988) 1988. “Historical Forces in World Agriculture and the Changing Role of International Development Assistance”. Agriculture and Human Values 5 (1-2): 77-91. doi:10.1007/BF02217179.