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

 - Delhi: Narosa  1987 
 - xii, 418p.  22 cm. 
<br/><br/><label>ISBN: </label>8185015961 
<br/><br/><label>Dewey Class. No.: </label>001.6424,hop  / _