Spillman, Richard J. <br/><br/>
Classical and contemporary cryptology/ 
Richard J. Spillman 
 - Upper Saddle River, N.J. :  Pearson Prentice Hall,  c2005 
 - xiv, 285 p.;  24 cm.  CD-ROM 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0131828312  $ 72.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coding theory<br/>Cryptography
<br/><br/><label>Dewey Class. No.: </label>652.8