Cita APA (7a ed.)
Wilder, G. (1964). Livestock in the Western Region of Nigeria.
Cita Chicago Style (17a ed.)
Wilder, G.P. Livestock in the Western Region of Nigeria. 1964.
Cita MLA (9a ed.)
Wilder, G.P. Livestock in the Western Region of Nigeria. 1964.
Precaución: Estas citas no son 100% exactas.