Rossen, Kenneth, H. <br/><br/>
Discrete mathematics and its applications 

 - 7th ed. 
 - New Delhi  Tata-McGraw Hill  2011 
<br/><br/><label>ISBN: </label>9780070681880 
<br/><br/><label>Dewey Class. No.: </label>511.1  / T11 ROS