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

 - 4th edition. 
 - New Delhi :  Tata  Mcgraw Hill,  2007 
 - 678. 
<br/><br/><label>ISBN: </label>0070473730  
<br/><br/><label>Subjects--Topical Terms: </label><br/>General principles of mathematics
<br/><br/><label>Dewey Class. No.: </label>511  / ROS