Kenuet H Rosen <br/><br/>
Discrate mathematics and its application. 
Kenuet H Rosen 
 - ed. 5 
 -  Tata Mcgraw-Hill  2003 
<br/><br/><label>ISBN: </label> 350 
<br/><br/><label>Dewey Class. No.: </label>511ROS.P3