Pandey, Adesh Kumar <br/><br/>
Introduction to automata theory and formal languages 

 - 3rd ed. 
 - New Delhi  S K Kataria  2006 
 - 364 
<br/><br/><label>ISBN: </label>9788189757144 
<br/><br/><label>Dewey Class. No.: </label>001.6424  PAN;1  R