Hopcroft, John E, Motwani,Rajeev, Ullman,Jeffrey D  <br/><br/>
Introduction to automata theory, languages, and computation  

 - Narosa publishing house   Delhi   1997 
 -  165 
<br/><br/><label>ISBN: </label>81-7808-347-7  
<br/><br/><label>Subjects--Topical Terms: </label><br/>PROGRAMMING LANGUAGE 
<br/><br/><label>Dewey Class. No.: </label>005.131 HOP