Stallings, William <br/><br/>
Cryptography and network security : principles and practice 

 - 5th ed. 
 - New Delhi  Pearson  2013 
 - 743p. 
<br/><br/> Te43685 
<br/><br/><label>ISBN: </label>9788131761663  625 
<br/><br/><label>Dewey Class. No.: </label>005.8 STA W