Cita APA (7a ed.)
Yusuf, A., Iwuafor, E., Abaidoo, R. C., Olufajo, O., & Sanginga, N. (2009). Effect of crop rotation and nitrogen fertilization on yield and nitrogen efficiency in maize in the northern Guinea savanna of Nigeria.
Cita Chicago Style (17a ed.)
Yusuf, A.A, E.N.O Iwuafor, Robert C. Abaidoo, O.O Olufajo, y Nteranya Sanginga. Effect of Crop Rotation and Nitrogen Fertilization on Yield and Nitrogen Efficiency in Maize in the Northern Guinea Savanna of Nigeria. 2009.
Cita MLA (9a ed.)
Yusuf, A.A, et al. Effect of Crop Rotation and Nitrogen Fertilization on Yield and Nitrogen Efficiency in Maize in the Northern Guinea Savanna of Nigeria. 2009.
Precaución: Estas citas no son 100% exactas.