Cita APA (7a ed.)
Smith, J. W. (1999). Ecoregional research in sub-humid West Africa. International Livestock Research Institute.
Cita Chicago Style (17a ed.)
Smith, Jimmy W. Ecoregional Research in Sub-humid West Africa. International Livestock Research Institute, 1999.
Cita MLA (9a ed.)
Smith, Jimmy W. Ecoregional Research in Sub-humid West Africa. International Livestock Research Institute, 1999.
Precaución: Estas citas no son 100% exactas.