Hofstadter, Douglas R.  1945- <br/><br/>
Gödel, Escher, Bach :  an eternal golden braid / 
by Douglas R. Hofstadter. 
 - 20th anniversary ed. 
 - New York :  Basic Books,  c1999. 
 - 23, vi-xxi, 777 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references (p. 746-756) and index. 
<br/><br/><label>ISBN: </label>9780465026562 
<br/><br/><label>Subjects--Personal Names: </label><br/>Bach, Johann Sebastian, 1685-1750. <br/>Escher, M. C. 1898-1972. <br/>Gödel, Kurt.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metamathematics.<br/>Symmetry.<br/>Artificial intelligence.
<br/><br/><label>Dewey Class. No.: </label>510.1  / H6778g