Tolong jelaskan mengenai Amerika dari Kartu pintar

W. Rankl & W. Effing, Smart Card Handbook, John Wiley & Sons, 1997, ISBN 0-471-96720-3

Scott B. Guthery & Timothy M. Jurgensen, SmartCard Developer's Kit, Macmillan Technical Publishing, 1998, ISBN 1-57870-027-2, http://www.scdk.com/