Stallings, William <br/><br/>
Cryptography and Network Security: Principles and Practices 

 - 5th 
 - New Delhi  Pearson  2011 
 - 743p. 
<br/><br/><label>ISBN: </label>9788131761663 
<br/><br/><label>Dewey Class. No.: </label>005.82  / Sta-C