Vatssa, B S <br/><br/>
Discrete mathematics / 
Vatssa, B S 
 - 2 ed. 
 -  Wishwa Prakashan, New Delhi,  1988 
 - p. ;  22 cm. 
<br/><br/><label>ISBN: </label>9780023483325 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 VAT-D2