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

 - 3rd ed. 
 - New Delhi :  Narosa Publishing House ,  1979,Reprint 1997. 
 - xii+418  22cms 
<br/><br/><label>ISBN: </label>818501596 
<br/><br/><label>Subjects--Index Terms: </label>Electronics Engineering