APA aipamena

HID. (2005). Leavn To Earn trading Vales Via Internet. Yogyakarta: Andi.

Chicago Style aipamena

HID. Leavn To Earn Trading Vales Via Internet. Yogyakarta: Andi, 2005.

MLA aipamena

HID. Leavn To Earn Trading Vales Via Internet. Yogyakarta: Andi, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.