Παραπομπή APA

Cameron, P. (2009). Prepare for IELTS general training practice tests. Thành phố Hồ Chí Minh: Trẻ.

Παραπομπή Chicago Style

Cameron, Penny. Prepare for IELTS General Training Practice Tests. Thành phố Hồ Chí Minh: Trẻ, 2009.

Παραπομπή MLA

Cameron, Penny. Prepare for IELTS General Training Practice Tests. Thành phố Hồ Chí Minh: Trẻ, 2009.

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