Brown, Lester R <br/><br/>
Man land and food  : looking ahead at world food needs 
Lester R Brown 
 -  U.S.Department of Agriculture:  1963, 
 - viii,153p. 
<br/><br/> Includes bibliography 
<br/><br/><br/>eng 
<br/><br/><label>Dewey Class. No.: </label>338.19  / BRM