Cita APA (7a ed.)
Singh, B., & Ajeigbe, H. A. (2000). Improved cropping systems for higher productivity in the dry savannas of West Africa.
Cita Chicago Style (17a ed.)
Singh, B.B, y Hakeem A. Ajeigbe. Improved Cropping Systems for Higher Productivity in the Dry Savannas of West Africa. 2000.
Cita MLA (9a ed.)
Singh, B.B, y Hakeem A. Ajeigbe. Improved Cropping Systems for Higher Productivity in the Dry Savannas of West Africa. 2000.
Precaución: Estas citas no son 100% exactas.