Richards, J. C., Hull, J., & Proctor, S. (2000). New interchange: English for international communication : student's book and workbook. Tp. HCM: Đại học Quốc gia.
शिकागो स्टाइल उद्धरणRichards, Jack C., Jonathan Hull, और Susan Proctor. New Interchange: English for International Communication : Student's Book and Workbook. Tp. HCM: Đại học Quốc gia, 2000.
एमएलए उद्धरणRichards, Jack C., Jonathan Hull, और Susan Proctor. New Interchange: English for International Communication : Student's Book and Workbook. Tp. HCM: Đại học Quốc gia, 2000.
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