Cita APA (7a ed.)
Alemu, D., Mwangi, W., Nigussie, M., & Spielman, D. J. (2008). The maize seed system in Ethiopia: Challenges and opportunities in drought prone areas.
Cita Chicago Style (17a ed.)
Alemu, Dawit, Wilfred Mwangi, Mandefro Nigussie, y David J. Spielman. The Maize Seed System in Ethiopia: Challenges and Opportunities in Drought Prone Areas. 2008.
Cita MLA (9a ed.)
Alemu, Dawit, et al. The Maize Seed System in Ethiopia: Challenges and Opportunities in Drought Prone Areas. 2008.
Precaución: Estas citas no son 100% exactas.