Sipser, Michael <br/><br/>
Theory of computation 

 - New Delhi  Cengage Learning  2007 - R 2009 
 - 346p.  PB  22cm. 
<br/><br/><label>ISBN: </label>9788131505137 
<br/><br/><label>Dewey Class. No.: </label>511.35  / SIP