Heiser, Charles B.  1920-,  <br/><br/>
Seed to civilization :  the story of food / 
Charles B. Heiser, Jr. 
 - 2nd edition. 
 - San Francisco:   W. H. Freeman,   1981. 
 - xii, 254 pages :  illustrations ;  24 cm. 
<br/><br/>Includes index. Bibliography: pages  239 -245. 
<br/><br/><label>ISBN: </label>0716712644 0716712652  pbk. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--History.<br/>Food.<br/>Food crops.<br/>Biology, Economic.