Mason,I L. (1996). World dictionary of livestock breeds, types and varietes (4.). CAB international.
Chicago Edition CitationMason,I L. World Dictionary of Livestock Breeds, Types and Varietes. 4. UK: CAB international, 1996.
MLA Edition CitationMason,I L. World Dictionary of Livestock Breeds, Types and Varietes. 4. CAB international, 1996.
Warning: These citations may not always be 100% accurate.