Cita APA (7a ed.)
Vermeulen, S. J. (2010). Hamburgers and yamburgers? Four-degree futures for food in Africa.
Cita Chicago Style (17a ed.)
Vermeulen, Sonja J. Hamburgers and Yamburgers? Four-degree Futures for Food in Africa. 2010.
Cita MLA (9a ed.)
Vermeulen, Sonja J. Hamburgers and Yamburgers? Four-degree Futures for Food in Africa. 2010.
Precaución: Estas citas no son 100% exactas.