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

 - 6th ed. 
 - New Delhi : 	  Pearson,   2015. 
 - 660 p. ;   28 cm. 
<br/><br/> Paperback. 
<br/><br/> paper back 
<br/><br/><label>ISBN: </label>9789332518773 
<br/><br/><label>Dewey Class. No.: </label>005.8  / STA