Παραπομπή APA

Porter, C. (1995). Places to know in the U.S.A.: An interactive ESL readers. Thành phố Hồ Chí Minh: Trẻ.

Παραπομπή Chicago Style

Porter, Catherine. Places to Know in the U.S.A.: An Interactive ESL Readers. Thành phố Hồ Chí Minh: Trẻ, 1995.

Παραπομπή MLA

Porter, Catherine. Places to Know in the U.S.A.: An Interactive ESL Readers. Thành phố Hồ Chí Minh: Trẻ, 1995.

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