John R. Campbell <br/><br/>
Science of animals that serve humanity. Ed 3 

 - 3rd Edition. 
 - New York  McGraw Hill Book Co.  1955 
 - 830p 
<br/><br/>John R. Campbell & John F. Lasley: Science of animals that serve humanity. Ed 3.  (3rd Edition.)  New York.  McGraw Hill Book Co., 1955. 0-07-009700-3--(636CAM)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0-07-009700-3 
<br/><br/><label>Dewey Class. No.: </label>636  / CAM