Stallings, Willam  <br/><br/>
Network security essentials  

 - 4th  
 - Pearson education of asia   New Delhi   2013 
 - XIV, 417p.   629 
<br/><br/><label>ISBN: </label>9788131761755 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTER NETWORK 
<br/><br/><label>Dewey Class. No.: </label>004.65 STA