Stallings W. <br/><br/>
Cryptography and network security 

 - 4 Ed. 
 - New Delhi  "Pearson Education,"  2006 
 - 680p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTER
<br/><br/><label>Dewey Class. No.: </label>1.5436