Stallings, William. <br/><br/>
Cryptography and network security : principles and practice /  
William Stallings. 
 - 5th ed /   . 
 - Delhi :   Pearson Education Asia ,   c2011. 
 - 743p. :   ills,figs,chrts,tbls ;   22cm .  
<br/><br/>includes bibliography and index 
<br/><br/><label>ISBN: </label>9788131761663  RS425.00 
<br/><br/><label>Subjects--Index Terms: </label>CRYPTOGRAPHY NETWORK SECURITY 
<br/><br/><label>Dewey Class. No.: </label>005.82  / STA/C