Day, George E. <br/><br/>
Productive swine husbandry 

 - 2 ed. 
 - Philadelphia :  Lippincott,  1915 
 - 363 p.  : ilus. 
<br/><br/><label>LCCN: </label>71948 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ganado porcino.
<br/><br/><label>Dewey Class. No.: </label>636.4  / D39 1915