Dyfyniad APA

Worcester, A., & Bowerman, L. Z. (2010). Building skills for the Toefl ibt: Beginning - Writing. Tp. Hồ Chí Minh: Trẻ.

Dyfyniad Arddull Chicago

Worcester, Adam, và Lark; Zeter Bowerman. Building Skills for the Toefl Ibt: Beginning - Writing. Tp. Hồ Chí Minh: Trẻ, 2010.

Dyfyniad MLA

Worcester, Adam, và Lark; Zeter Bowerman. Building Skills for the Toefl Ibt: Beginning - Writing. Tp. Hồ Chí Minh: Trẻ, 2010.

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