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

 - 4th.ed 
 - New Delhi  Pearson  2011. 
 - xiv;417 p. 
<br/><br/><label>ISBN: </label>9788131761755 
<br/><br/><label>Standard No.: </label> 704.00 
<br/><br/><label>Dewey Class. No.: </label>005.8  / STA