Mason, I.L. <br/><br/>
A World Dictionary of Livestock Breeds, Types and Varieties 
by I.L. Mason 
 - 4th ed. 
 -  CAB International  1996 
 - xx, 273 pages ;  23 cm. 
<br/><br/><label>ISBN: </label>0-85199-102-5 
<br/><br/><label>Dewey Class. No.: </label>R/636.003/M38