Linz, Peter <br/><br/>
An Introduction to formal language and automata /   
Peter Linz 
 - 6th ed. 
 - New Delhi :  Jones & Bartlett India Pvt. Ltd.,  2017. 
 - xiii, 449 p. 
<br/><br/><label>ISBN: </label>9789384323219 
<br/><br/><label>Dewey Class. No.: </label>005.131  / LIN-6ed