Lipschutz . Seymour  Lipson . Marc Lars <br/><br/>
Discrete Mathematics 

 - New Delhi  Tata McGraw-Hill Publishing Company Ltd  2004 
 - 404 p. 
<br/><br/><label>ISBN: </label>0-07-047376-5 
<br/><br/><label>Dewey Class. No.: </label>510  / LIP