Deismireacht APA

The International English School. (2007). TOEFL next generation IBT internet based TOEFL: Student Book.

Trích dẫn kiểu Chicago

The International English School. TOEFL Next Generation IBT Internet Based TOEFL: Student Book. 2007.

Deismireacht MLA

The International English School. TOEFL Next Generation IBT Internet Based TOEFL: Student Book. 2007.

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