(2003). TOEIC: Official test-Preparation guide. TP. HCM: Trẻ.
Chicago Style aipamenaTOEIC: Official Test-Preparation Guide. TP. HCM: Trẻ, 2003.
MLA aipamenaTOEIC: Official Test-Preparation Guide. TP. HCM: Trẻ, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.