Cita APA

Mason,I L. (1996). World dictionary of livestock breeds, types and varietes (4.). CAB international.

Chicago Edition Citation

Mason,I L. World Dictionary of Livestock Breeds, Types and Varietes. 4. UK: CAB international, 1996.

Cita MLA

Mason,I L. World Dictionary of Livestock Breeds, Types and Varietes. 4. CAB international, 1996.