Ridley, Matt <br/><br/>
Origins of virtue 

 - London:   Penguin Books,  1997 
 - viii, 295p.  
<br/><br/><label>ISBN: </label>9780140244045 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology 
<br/><br/><label>Subjects--Index Terms: </label>Biology Evolution 
<br/><br/><label>Universal Decimal Class. No.: </label>575   / P6