Betsis, A., & Mamas, L. (2014). Successful FCE: 10 Practice Tests for Cambridge English First. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh, Công ty TNHH Nhân Trí Việt.
শিকাগো স্টাইলে সাইটেশনBetsis, Andrew, এবং Lawrence Mamas. Successful FCE: 10 Practice Tests for Cambridge English First. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh, Công ty TNHH Nhân Trí Việt, 2014.
এমএলএ সাইটেশনBetsis, Andrew, এবং Lawrence Mamas. Successful FCE: 10 Practice Tests for Cambridge English First. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh, Công ty TNHH Nhân Trí Việt, 2014.
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