Blum, Lenore. <br/><br/>
Complexity and real computation   
by Lenore Blum, et al. 
 - New York  S-V  1998 
 - xvi, 453p. 
<br/><br/><label>ISBN: </label>0387982817 
<br/><br/><label>Dewey Class. No.: </label>511.3  / N983