Cita APA (7a ed.)
Lazier, J. R., Getahun, A., & Velez, M. (1982). The integration of livestock production in agro-forestry. United Nations University.
Cita Chicago Style (17a ed.)
Lazier, John R., A. Getahun, y M. Velez. The Integration of Livestock Production in Agro-forestry. United Nations University, 1982.
Cita MLA (9a ed.)
Lazier, John R., et al. The Integration of Livestock Production in Agro-forestry. United Nations University, 1982.
Precaución: Estas citas no son 100% exactas.