Cita APA (7a ed.)
Barker, J. (1992). Practical issues for the conservation and improvement of priority breeds: General considerations. Food and Agriculture Organization of the United Nations.
Cita Chicago Style (17a ed.)
Barker, J.S.F. Practical Issues for the Conservation and Improvement of Priority Breeds: General Considerations. Food and Agriculture Organization of the United Nations, 1992.
Cita MLA (9a ed.)
Barker, J.S.F. Practical Issues for the Conservation and Improvement of Priority Breeds: General Considerations. Food and Agriculture Organization of the United Nations, 1992.
Precaución: Estas citas no son 100% exactas.