Cita APA (7a ed.)
Cunningham, E. (1987). Conservation of the Kenana breed in Sudan. Food and Agriculture Organization of the United Nations.
Cita Chicago Style (17a ed.)
Cunningham, E.P. Conservation of the Kenana Breed in Sudan. Food and Agriculture Organization of the United Nations, 1987.
Cita MLA (9a ed.)
Cunningham, E.P. Conservation of the Kenana Breed in Sudan. Food and Agriculture Organization of the United Nations, 1987.
Precaución: Estas citas no son 100% exactas.