Piper, Fred <br/><br/>
Cryptography :  a very short introduction 

 - New York:  Oxford University Press,  2002. 
 - xii, 142 p. 
<br/><br/><label>ISBN: </label>9780192803153 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptography<br/>Basic data security
<br/><br/><label>Dewey Class. No.: </label>005.82 PIP