Penrose, Roger. <br/><br/>
The emperor's new mind. 

 - b  b 
 - New York :  Oxford university press,  1999. 
 - 602 p.  ill.  19 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9780192861986 
<br/><br/><label>Dewey Class. No.: </label>006.3 PEN