Cita APA (7a ed.)
Thornton, P. K. (1987). A beef production model for the savannas of Colombia: Model description and user notes. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Thornton, Philip K. A Beef Production Model for the Savannas of Colombia: Model Description and User Notes. International Center for Tropical Agriculture, 1987.
Cita MLA (9a ed.)
Thornton, Philip K. A Beef Production Model for the Savannas of Colombia: Model Description and User Notes. International Center for Tropical Agriculture, 1987.
Precaución: Estas citas no son 100% exactas.