Dube, Rakesh. Pandey, Adesh and Gupta, Ritu  <br/><br/>
Discrete structures and automata theory  

 - Narosa publishing house   New Delhi   2007 
 -  295 
<br/><br/><label>ISBN: </label>81-7319-663-X  
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS 
<br/><br/><label>Dewey Class. No.: </label>511.6 DUB