Cho, D. (2012). Hackers TOEIC listening. Tp. HCM: Tổng hợp.
Chicago Style aipamenaCho, David. Hackers TOEIC Listening. Tp. HCM: Tổng hợp, 2012.
MLA aipamenaCho, David. Hackers TOEIC Listening. Tp. HCM: Tổng hợp, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.