Penrose,Roger <br/><br/>
The emperor's new mind / 
Penrose,Roger. 
 - New York:  OUP,  1999. 
 - xxix,602p;22cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0192861980 
<br/><br/><label>Dewey Class. No.: </label>004 PEN