Pyle, M. A. (2008). Cẩm nang luyện thi TOEFL 97-98 =: TOEFL preparation guide: Test of English as a foreign language (Includes all the latest changes in TOEFL). Thành phố Hồ Chí Minh: Trẻ.
शिकागो स्टाइल उद्धरणPyle, Michael A. Cẩm Nang Luyện Thi TOEFL 97-98 =: TOEFL Preparation Guide: Test of English As a Foreign Language (Includes All the Latest Changes in TOEFL). Thành phố Hồ Chí Minh: Trẻ, 2008.
एमएलए उद्धरणPyle, Michael A. Cẩm Nang Luyện Thi TOEFL 97-98 =: TOEFL Preparation Guide: Test of English As a Foreign Language (Includes All the Latest Changes in TOEFL). Thành phố Hồ Chí Minh: Trẻ, 2008.
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