Stallings, William <br/><br/>
Network Security Essentials  applications and standards 

 - 4th 
 - Noida  Dorling Kindersley  2011 
 - xiv, 417 P.  Illustration  20 Cm 
<br/><br/> Network Security 
<br/><br/><label>ISBN: </label>9788131761755 
<br/><br/><label>Universal Decimal Class. No.: </label>004.7:004.056.53  / STA