STALLINGS, W. <br/><br/>
CRYPTOGRAPHY AND NETWORK SECURITY:PRINCIPLES AND PRACTICES 

 - 3 
 - NEW DELHI  PEARSON 
 - 686p., 
<br/><br/><label>ISBN: </label>81-7808-902-5 
<br/><br/><label>Dewey Class. No.: </label>621.38196428 S775