Dyfyniad APA

Worcester, A. (2010). Building skills for the TOEFL iBT: Beginning, Writing. Thành phố Hồ Chí Minh: Trẻ.

Dyfyniad Arddull Chicago

Worcester, Adam. Building Skills for the TOEFL IBT: Beginning, Writing. Thành phố Hồ Chí Minh: Trẻ, 2010.

Dyfyniad MLA

Worcester, Adam. Building Skills for the TOEFL IBT: Beginning, Writing. Thành phố Hồ Chí Minh: Trẻ, 2010.

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