Pig production  proceedings of the Eighteenth Easter School in Agricultural Science, University of Nottingham, 1971 
edited by D.J.A. Cole 
 - London  Butterworths  1972 
 - [12], 457 p.  ill.  23cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Swine -
<br/><br/><label>Dewey Class. No.: </label>636.4  / 08