Barrass, Robert <br/><br/>
Biology  food and people  the economic importance of biology 
Robert Barrass 
 - New York  St. Matrin's Press  1974 
 - x, 246 p. : ill., maps ; 23 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 230-240. 
<br/><br/><label>ISBN: </label>0340176032 
<br/><br/><label>LCCN: </label>75-306996 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture<br/>Biology, Economic<br/>Population<br/>Food supply