Ferguson, Niels. Schneier, Bruce. <br/><br/>
Practical Cryptography  

 - New Delhi  Wiley  2003 
 - xx+410p.,24X18Cms. 
<br/><br/><label>ISBN: </label>8126503890 
<br/><br/><label>Dewey Class. No.: </label>621.38196428 F381