Cita APA (7a ed.)
Payne, W. (1990). World Dictionary of Livestock Breeds. Longman.
Cita Chicago Style (17a ed.)
Payne, W.J.A. World Dictionary of Livestock Breeds. Longman, 1990.
Cita MLA (9a ed.)
Payne, W.J.A. World Dictionary of Livestock Breeds. Longman, 1990.
Precaución: Estas citas no son 100% exactas.