Wallis, W. D. <br/><br/>
A beginner's guide to discrete mathemtics   [Book] 
W. D. Wallis. 
 -  Ane Books New Dlehi 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>8181282159 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510