Iyengar, N ch S N.,  <br/><br/>
Discrete mathematics. 

 - New Delhi :  Vikas Publishing House,  2008. 
 - xiv, 374 p. :  ill. ;  23 cm. 
<br/><br/>407 (A013574)<br/> 
<br/><br/><label>ISBN: </label>9788125913627 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.