Flower, J., Berman, M., & Nguyễn Thành Yến. (1997). Build your vocabulary 1: Intermediate. Tp.HCM: Nxb Tp.HCM.
Chicago Stili AlıntıFlower, John., Michael Berman, ve Nguyễn Thành Yến. Build Your Vocabulary 1: Intermediate. Tp.HCM: Nxb Tp.HCM, 1997.
MLA AlıntıFlower, John., Michael Berman, ve Nguyễn Thành Yến. Build Your Vocabulary 1: Intermediate. Tp.HCM: Nxb Tp.HCM, 1997.
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