Cita APA (7a ed.)
Kaufmann, R. R. v., & Peters, K. J. (1990). Achievements and difficulties in ruminant livestock Development in the humid and subhumid zones of West and Central Africa. University of Utrecht.
Cita Chicago Style (17a ed.)
Kaufmann, Ralph R. von, y Kurt J. Peters. Achievements and Difficulties in Ruminant Livestock Development in the Humid and Subhumid Zones of West and Central Africa. University of Utrecht, 1990.
Cita MLA (9a ed.)
Kaufmann, Ralph R. von, y Kurt J. Peters. Achievements and Difficulties in Ruminant Livestock Development in the Humid and Subhumid Zones of West and Central Africa. University of Utrecht, 1990.
Precaución: Estas citas no son 100% exactas.