Cita APA (7a ed.)
Sihm, P. (1981). The study of traditional range livestock production systems. International Livestock Centre for Africa.
Cita Chicago Style (17a ed.)
Sihm, P.A. The Study of Traditional Range Livestock Production Systems. International Livestock Centre for Africa, 1981.
Cita MLA (9a ed.)
Sihm, P.A. The Study of Traditional Range Livestock Production Systems. International Livestock Centre for Africa, 1981.
Precaución: Estas citas no son 100% exactas.