Penrose, Roger. <br/><br/>
The emperor's new mind :  concerning computers, minds and the laws of physics / 
Roger Penrose ; foreword by Martin Gardner. 
 - Oxford ;  New York :  Oxford University Press,  1989. 
 - xxix, 602 p. :  ill. ;  20 cm. 
<br/><br/>Includes bibliographical references (p. 584-595) and index. 
<br/><br/><label>ISBN: </label>0192861980 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Artificial intelligence.<br/>Thought and thinking.<br/>Physics--Philosophy.<br/>Science--Philosophy.<br/>Computers.