Discrete mathematics : theory and applications 
Malik, D.S. 
 -  Cengage Learning Asia Pte Ltd.  2010 
 - xiii, 859 pages. 
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<br/><br/><label>ISBN: </label>978-9-81456821-0 
<br/><br/><label>Dewey Class. No.: </label>510 M2512 2010