Ullman J. D. <br/><br/>
"Introduction To Automata Theory , Languages,And Computation" 

 - 2nd . Ed. 
 - Delhi  Pearson Education Pvt. Ltd.  2004 
 - 521p. 
<br/><br/><label>ISBN: </label>9788178083476 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTER
<br/><br/><label>Dewey Class. No.: </label>511.3