Hofstadter, Douglas <br/><br/>
Godel, Escher, Bach : an eternal golden braid 

 - 20th anniversary ed. 
 - London  Penguin Books  2000 
 - xlv, 777p. ; 23 cm. 
<br/><br/><label>ISBN: </label>9780140289206  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metamathematics
<br/><br/><label>Dewey Class. No.: </label>126  / HOF