Schneier, Bruce <br/><br/>
E Mail security: How to keep your electronic messages private 

 - New York  Wiley  1995 
 - 365 
<br/><br/><label>ISBN: </label>047105318x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EMAIL SECURITY
<br/><br/><label>Dewey Class. No.: </label>005.8 SCH/E