Boyd, Robert. <br/><br/>
How humans evolved /  
Robert Boyd and Joan B Silk. 
 - 6th ed /   . 
 - New York :   W.W. Norton ,   2011. 
 - xxii,453p. :   Ills., figs. ;   24cm. .  
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9780393913354  USD127.50 
<br/><br/><label>Subjects--Index Terms: </label>HUMAN EVOLUTION 
<br/><br/><label>Dewey Class. No.: </label>599.938  / BOY/H