Putlack, M. A., Link, W., & Poirier, S. (2008). How to master skills for the TOEFL IBT actual test: Listening test book 2. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt.
Παραπομπή Chicago StylePutlack, Michael A., Will Link, και Stephen Poirier. How to Master Skills for the TOEFL IBT Actual Test: Listening Test Book 2. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt, 2008.
Παραπομπή MLAPutlack, Michael A., Will Link, και Stephen Poirier. How to Master Skills for the TOEFL IBT Actual Test: Listening Test Book 2. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt, 2008.
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