Atkins, Derek <br/><br/>
Internet security  professional reference 

 - 2nd ed. 
 - New Delhi  Techmedia  1997 
<br/><br/><label>ISBN: </label>8176350168 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTER SCIENCE
<br/><br/><label>Universal Decimal Class. No.: </label>004.738  / INT