Pandey, Adesh K. , <br/><br/>
An introduction to automata theory & formal languages 
by Adesh K. Pandey 
 - 6th ed. 
 - Delhi  S.K. Kataria & Sons  20118 
 - 377p.:  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra
<br/><br/><label>Dewey Class. No.: </label>512