Cita APA (7a ed.)
Saidou, A., Abaidoo, R. C., Iwuafor, E., Sanginga, N., Singh, B., & Kolawole, G. (2007). Rotational effects of cowpea genotypes and P fertilization on the yield of sorghum on P-deficient soils of Sudan and Sahel savannas of west Africa. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Saidou, A.K, Robert C. Abaidoo, E.N.O Iwuafor, Nteranya Sanginga, B.B Singh, y G.O Kolawole. Rotational Effects of Cowpea Genotypes and P Fertilization on the Yield of Sorghum on P-deficient Soils of Sudan and Sahel Savannas of West Africa. International Center for Tropical Agriculture, 2007.
Cita MLA (9a ed.)
Saidou, A.K, et al. Rotational Effects of Cowpea Genotypes and P Fertilization on the Yield of Sorghum on P-deficient Soils of Sudan and Sahel Savannas of West Africa. International Center for Tropical Agriculture, 2007.
Precaución: Estas citas no son 100% exactas.