Stallings, William. <br/><br/>
Cryptography and Network Security  Principles and Practice 

 - 2 
 - New Jersey  Prentice Hall.  1999 
 - xvii+569p.,24x17Cms 
<br/><br/><label>ISBN: </label>9789814035897 
<br/><br/><label>Dewey Class. No.: </label>621.38196428 S775