Jessop, H. L., & Phan Quế Liên. (2009). iBT TOEFL: A practical guide. Tp. HCM: Tổng hợp.
シカゴスタイル引用形Jessop, Howard Lynn., , Phan Quế Liên. IBT TOEFL: A Practical Guide. Tp. HCM: Tổng hợp, 2009.
MLA引用形式Jessop, Howard Lynn., , Phan Quế Liên. IBT TOEFL: A Practical Guide. Tp. HCM: Tổng hợp, 2009.
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