John E Hopcroft, Rajeev Motwani, Jeffrey D. Ullman <br/><br/>
INTRODUCTION TO AUTOMATA THEORY, LANGUAGES AND COMPUTATION  

 - NEW DELHI  Pearson Education India  2008 
 - V 487 
<br/><br/><label>ISBN: </label>9788131720479 
<br/><br/><label>Dewey Class. No.: </label>005.2 HOP