Cita APA (7a ed.)
Gatenby, R., & Humbert, J. (2002). Sheep. Technical Centre for Agricultural and Rural Cooperation.
Cita Chicago Style (17a ed.)
Gatenby, R.M, y J.M Humbert. Sheep. Technical Centre for Agricultural and Rural Cooperation, 2002.
Cita MLA (9a ed.)
Gatenby, R.M, y J.M Humbert. Sheep. Technical Centre for Agricultural and Rural Cooperation, 2002.
Precaución: Estas citas no son 100% exactas.