Seberry,Jennifer <br/><br/>
Cryptography:An Introducation toComputer Security 

 - Newyork  Prentice Hall  1989 
 - vii,366p.  cm 
<br/><br/><label>ISBN: </label>0724802746 
<br/><br/><label>Dewey Class. No.: </label>005.8 SEB