Cita APA (7a ed.)
Kormawa, P., Ezedinma, C., & Singh, B. (2004). Factors influencing farmer-to-farmer transfer of an improved cowpea variety in Kano State, Nigeria.
Cita Chicago Style (17a ed.)
Kormawa, P.M, C.I Ezedinma, y B. Singh. Factors Influencing Farmer-to-farmer Transfer of an Improved Cowpea Variety in Kano State, Nigeria. 2004.
Cita MLA (9a ed.)
Kormawa, P.M, et al. Factors Influencing Farmer-to-farmer Transfer of an Improved Cowpea Variety in Kano State, Nigeria. 2004.
Precaución: Estas citas no son 100% exactas.