SPAFFERD, GENE GARFIN SIMSON. <br/><br/>
WEB SECURITY PRIVACY COMMERCE / 
SIMSON GARFIN GENE SPAFFERD. 
 - 2nd ED. 
 - NEW YORK :  2002. 
 - 756 P. ; 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>005.8  / SIM