Cita APA (7a ed.)
Haggblade, S., & Tembo, G. (2003). Conservation farming in Zambia. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Haggblade, Steven, y Gelson Tembo. Conservation Farming in Zambia. International Food Policy Research Institute, 2003.
Cita MLA (9a ed.)
Haggblade, Steven, y Gelson Tembo. Conservation Farming in Zambia. International Food Policy Research Institute, 2003.
Precaución: Estas citas no son 100% exactas.