Powers, Richard,    1957- <br/><br/>
The gold bug variations /  
by Richard Powers. 
 - 1st ed. 
 - New York :    W. Morrow,    c1991. 
 - 639 p. ;    25 cm. 
<br/><br/><label>ISBN: </label>0688098916 :     
<br/><br/><label>Dewey Class. No.: </label>813 POW