Cita APA (7a ed.)
Matlon, P. J. (1987). The West African Semiarid Tropics. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Matlon, Peter J. The West African Semiarid Tropics. International Food Policy Research Institute, 1987.
Cita MLA (9a ed.)
Matlon, Peter J. The West African Semiarid Tropics. International Food Policy Research Institute, 1987.
Precaución: Estas citas no son 100% exactas.