MINSTRY OF AGRICULTURE,FISHERIES AND FOOD 

 - LONDON  HER MAJESTY'S STATIONERY OFFICE  1974 
<br/><br/><label>ISBN: </label>0 11 241438 9 
<br/><br/><label>LC Class. No.: </label>631.7/MIN  / 3 
<br/><br/><label>Dewey Class. No.: </label>631.7/MIN  / 3