Cita APA (7a ed.)
Okike, I., Jabbar, M., Manyong, V. M., Smith, J. W., Akinwumi, J., & Ehui, S. K. (2001). Agricultural intensification and efficiency in the West African savannahs: Evidence from northern Nigeria. International Livestock Research Institute.
Cita Chicago Style (17a ed.)
Okike, Iheanacho, M.A Jabbar, Victor M. Manyong, Jimmy W. Smith, J.A Akinwumi, y Simeon K. Ehui. Agricultural Intensification and Efficiency in the West African Savannahs: Evidence from Northern Nigeria. International Livestock Research Institute, 2001.
Cita MLA (9a ed.)
Okike, Iheanacho, et al. Agricultural Intensification and Efficiency in the West African Savannahs: Evidence from Northern Nigeria. International Livestock Research Institute, 2001.
Precaución: Estas citas no son 100% exactas.