Dube, Rakesh, et al. <br/><br/>
Discrete structures and automata theory 

 -  Narosa Publishing House, New Delhi  2007 
 - 585 
<br/><br/><label>ISBN: </label>817319663x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical logic; Mathematics
<br/><br/><label>Dewey Class. No.: </label>511.3  DUB-D