Nguyễn, T. Y. (2010). New TOEIC four weeks for weakness: 620 level. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh.
শিকাগো স্টাইলে সাইটেশনNguyễn, Thành Yến(d.). New TOEIC Four Weeks for Weakness: 620 Level. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh, 2010.
এমএলএ সাইটেশনNguyễn, Thành Yến(d.). New TOEIC Four Weeks for Weakness: 620 Level. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh, 2010.
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