Gaya APA

HIDAYAT, T. (2005). LEARN TO EARN TRADING VALAS VIA INTERNET (1). Yogyakarta: ANDI YOGYAKARTA.

Gaya MLA

HIDAYAT, TAUFIK. "LEARN TO EARN TRADING VALAS VIA INTERNET". 1 Yogyakarta: ANDI YOGYAKARTA, 2005. Text.