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

 - 3rd ed. 
 - Chennai  Pearson  2008 
 - xvi,487p.  PB  24cm. 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>9788131720479 
<br/><br/><label>Subjects--Personal Names: </label>   _ 
<br/><br/><label>Dewey Class. No.: </label>005.131  / HOP