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

 -  Narosa Publishing House, New Delhi  2002 
 - 418 
<br/><br/><label>ISBN: </label>8185015961 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical logic; Mathematics
<br/><br/><label>Dewey Class. No.: </label>511.3  HOP-I