BOYD, Robert. <br/><br/>
How Humans Evolved 

 - 2nd ed 
 - New York  W.W.Norton & Company  2000 
 - xxiv, 652p 
<br/><br/><label>ISBN: </label>0-393-97477-4 
<br/><br/><label>Dewey Class. No.: </label>599.938