Simpson, George Gaylord,  1902- <br/><br/>
Life :  an introduction to biology / 
George Gaylord Simpson and William S. Beck. 
 - 2nd ed. 
 - New York :  Harcourt, Brace & World,  1965. 
 - xviii, 896 p. :  illus. ;  25 cm. 
<br/><br/>Includes bibliography. 
<br/><br/> Open access. 
<br/><br/><label>LCCN: </label>6514384  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.