WALLIS,W.D <br/><br/>
A Beginner's Guide to Discrete Mathematics 

 - Boston.  Birkhauser Pub  2003 
 - xiv,368 pa 
<br/><br/><label>ISBN: </label>81-8128-215-9 
<br/><br/><label>Dewey Class. No.: </label>510.285