Pig husbandry and management 

 - 2 ed. 
 - London :  Her Majesty's Stationery Office,  1972 
 - 96 p.  : gráfs 
 - Her Majesty's Stationary Office. Bulletin  ; 193 .
 - Her Majesty's Stationary Office. Bulletin  ; 193 .
<br/><br/><label>LCCN: </label>14940 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ganado porcino--Alimentación.<br/>Ganado porcino--Producción.
<br/><br/><label>Dewey Class. No.: </label>636.4084  / G3 1972