Liu, C L. <br/><br/>
Elements of discrete mathematics 

 - 2nd edition. 
 - New Delhi :  Tata  Mcgraw Hill,  2007 
 - 433. 
<br/><br/><label>ISBN: </label>007043476X  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / LIU