Kenneth H Rosen <br/><br/>
Discrete Mathematics &  its Applications:With Combinatorics and Graph Theory 

 - 7 
 - New Delhi  Mcgraw Hill Publishing  2012 
 - I-25 
<br/><br/><label>ISBN: </label>9780070681880 
<br/><br/><label>Dewey Class. No.: </label>511  / ROS/D