William Stallings <br/><br/>
Network security essentials   applications and standards 

 - 2nd 
 - New Jersey  Pearson Prentice Hall  2003 
 - 409p 
<br/><br/><label>ISBN: </label>9780130351289 
<br/><br/><label>Dewey Class. No.: </label>005.8 WIL