Sharpe, P. J. (2006). Barron's Practice exercises for the TOEFL: Test of English as a foreign language. Thành phố Hồ Chí Minh: Trẻ.
শিকাগো স্টাইলে সাইটেশনSharpe, Pamela J. Barron's Practice Exercises for the TOEFL: Test of English As a Foreign Language. Thành phố Hồ Chí Minh: Trẻ, 2006.
এমএলএ সাইটেশনSharpe, Pamela J. Barron's Practice Exercises for the TOEFL: Test of English As a Foreign Language. Thành phố Hồ Chí Minh: Trẻ, 2006.
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