People and Food Tomorrow 

 - London  Applied Science Publishers Ltd  1976 
<br/><br/><label>ISBN: </label>0 85334 701 8 
<br/><br/><label>LC Class. No.: </label>641.1/HOL  / 3 
<br/><br/><label>Dewey Class. No.: </label>641.1/HOL  / 3