Shyamala C K <br/><br/>
Cryptography and Security + CD 
Shyamala C K 
 - New Delhi  Wiley India  2011 
 - ix,529p 
<br/><br/><label>ISBN: </label>8126522859 
<br/><br/><label>Dewey Class. No.: </label>005.82 SH-C