BOND, RICHARD.  <br/><br/>
CRYPTOGRAPH FOR VISUAL BASIC / 
RICHARD BOND 
 - NEWYORK :  JOHN WILEY & SONS,  2001. 
 - 459 P. ; 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>005.82  / RIC