Pacey, A., & Thrupp, L. A. (1989). Farmer first: Farmer innovation and agricultural research. London, England: Intermediate Technology Publications.
Citación estilo ChicagoPacey, Arnold, y Lori Ann Thrupp. Farmer First: Farmer Innovation and Agricultural Research. London, England: Intermediate Technology Publications, 1989.
Cita MLAPacey, Arnold, y Lori Ann Thrupp. Farmer First: Farmer Innovation and Agricultural Research. London, England: Intermediate Technology Publications, 1989.
Precaución: Estas citas no son 100% exactas.