Lewis, Harry R. et.al <br/><br/>
Elements Of the Theory Of Computation 
Harry R. Lewis 
 - 2nd. 
 - Delhi  Pearson Education   2002 
 - 361p. 
<br/><br/><label>ISBN: </label>9788178084879 
<br/><br/><label>Dewey Class. No.: </label>001.64  / LEW/E