Seymour Lipschutz, Marc Lars Lipson <br/><br/>
Theory and problems of discrete mathematics 

 - 2nd ed 
 - Tata McGraw Hill, New Delhi  1997 
 - ix,528p 
<br/><br/><label>ISBN: </label>0-07-463710-X 
<br/><br/><label>Dewey Class. No.: </label>519.4 Lip/Lip