Chandrashekharan, N <br/><br/>
Discrete mathematics / 
N. Chandrasekaran and M. Umaparvathi 
 - New Delhi :  PHI Learning,  2010 
 - 804 p. 
<br/><br/><label>ISBN: </label>9788120339385 
<br/><br/><label>Dewey Class. No.: </label>510 CHA