Hopcroft, John E. <br/><br/>
Introduction to automata theory, languages and computation 

 - 3rd ed. 
 - Gurgaon  Pearson  2018 
 - 487p. p. 
<br/><br/><label>ISBN: </label>9788131720479 
<br/><br/><label>Dewey Class. No.: </label>005.131 H65I