Diseases of sheep / 
edited by I. D. Aitken. 
 - 4th ed. 
 - Oxford :  Blackwell Science,  2007. 
 - xi, 610 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781405134149 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sheep-- Diseases.
<br/><br/><label>Dewey Class. No.: </label>636.30896