Dyfyniad APA

Sharpe, P. J. (2007). Barron's TOEFL iBT internet - based test 2006 - 2007 - 2008 (12th ed.). Tp. Hồ Chí Minh: Trẻ.

Dyfyniad Arddull Chicago

Sharpe, Pamela J. Barron's TOEFL IBT Internet - Based Test 2006 - 2007 - 2008. 12th ed. Tp. Hồ Chí Minh: Trẻ, 2007.

Dyfyniad MLA

Sharpe, Pamela J. Barron's TOEFL IBT Internet - Based Test 2006 - 2007 - 2008. 12th ed. Tp. Hồ Chí Minh: Trẻ, 2007.

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