Stallings, William <br/><br/>
Network security essentials: 

 - Delhi:  Pearson,  2000. 
 - xiii,366p. :  ill. ;  24cm. 
<br/><br/>includes bibliographic references and index. 
<br/><br/><label>ISBN: </label>8178083078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Security<br/>Data Security
<br/><br/><label>Dewey Class. No.: </label>005.8 STA