(1999). TOEFL: Practice tests (Workbook). Tp. Hồ Chí Minh: Trẻ.
Chicago Style CitationTOEFL: Practice Tests (Workbook). Tp. Hồ Chí Minh: Trẻ, 1999.
Cita MLATOEFL: Practice Tests (Workbook). Tp. Hồ Chí Minh: Trẻ, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.