Lipschutz,Seymour  <br/><br/>
Theory And Problems Discrete Mathematics.(SOS) 

 - 2nd edition 
 - New Delhi  Tata Mc Graw Hill Pub. Com.Ltd. 
 - 24cm  ix, 528p 
<br/><br/> Includes Index 
<br/><br/><label>ISBN: </label>007463710x 
<br/><br/><label>Subjects--Personal Names: </label>
<br/><br/><label>Dewey Class. No.: </label>23