Sipser, Michael. <br/><br/>
Introduction to the theory of computation / 
Michael Sipser. 
 - Boston :  PWS Pub. Co.,  c1997. 
 - xv, 396 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references (p. 381-385) and index. 
<br/><br/><label>ISBN: </label>053494728X 
<br/><br/><label>LCCN: </label>96035322 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine theory.<br/>Computational complexity.
<br/><br/><label>LC Class. No.: </label>QA267  / .S56 1997 
<br/><br/><label>Dewey Class. No.: </label>511.3