Linz, Peter <br/><br/>
An introduction to formal languages and automata 

 - 2nd ed. 
 - New Delhi  Narosa  1997 
 - xix,377p.  23 cm. 
<br/><br/><label>ISBN: </label>8173192243 
<br/><br/><label>Dewey Class. No.: </label>005.131,D,lin  / _