Edmunds, P., & McKinnon, N. (2010). Building skills for the Toefl ibt Beginning: Speaking. Tp. Hồ Chí Minh: Trẻ.
Chicago Style aipamenaEdmunds, Paul, và Nancie McKinnon. Building Skills for the Toefl Ibt Beginning: Speaking. Tp. Hồ Chí Minh: Trẻ, 2010.
MLA aipamenaEdmunds, Paul, và Nancie McKinnon. Building Skills for the Toefl Ibt Beginning: Speaking. Tp. Hồ Chí Minh: Trẻ, 2010.
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