Boyd, Robert. <br/><br/>
How humans evolved / 
Robert Boyd and Joan B. Silk. 
 - 1st ed. 
 - New York :   W.W. Norton,  c1997. 
 - xxiv, 674 pages :  illustrations ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0393970760 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human evolution.<br/>Evolution.
<br/><br/><label>Dewey Class. No.: </label>599.938 BOY