San Francisco Education Consulting. (2011). New TOEIC speaking coach. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh, Công ty TNHH Nhân Trí Việt.
শিকাগো স্টাইলে সাইটেশনSan Francisco Education Consulting. New TOEIC Speaking Coach. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh, Công ty TNHH Nhân Trí Việt, 2011.
এমএলএ সাইটেশনSan Francisco Education Consulting. New TOEIC Speaking Coach. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh, Công ty TNHH Nhân Trí Việt, 2011.
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