HOÀNG TÂN. (2008). TOEFL iBT INSIDER Writing. TP.HCM: toongr hợp.
Trích dẫn kiểu ChicagoHOÀNG TÂN. TOEFL IBT INSIDER Writing. TP.HCM: toongr hợp, 2008.
MLA引文HOÀNG TÂN. TOEFL IBT INSIDER Writing. TP.HCM: toongr hợp, 2008.
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APA引文