Putlack, M. A., & Poirier, S. (2014). How to master skills for the TOEFL IBT Speaking advanced. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt.
শিকাগো স্টাইলে সাইটেশনPutlack, Michael A., এবং Stephen Poirier. How to Master Skills for the TOEFL IBT Speaking Advanced. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt, 2014.
এমএলএ সাইটেশনPutlack, Michael A., এবং Stephen Poirier. How to Master Skills for the TOEFL IBT Speaking Advanced. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt, 2014.
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