Murphy, R. (1999). English grammar in use: A self study and practice book for intermediate students. Tp. Hồ Chí Minh: Trẻ.
Chicago-tyylinen lähdeviittausMurphy, Raymond. English Grammar in Use: A Self Study and Practice Book for Intermediate Students. Tp. Hồ Chí Minh: Trẻ, 1999.
MLA-viiteMurphy, Raymond. English Grammar in Use: A Self Study and Practice Book for Intermediate Students. Tp. Hồ Chí Minh: Trẻ, 1999.
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