Richards, J. C., Hull, J., Proctor, S., & Đỗ, Q. T. (2001). New Interchange 1: English for international communication. Studen's and workbook. Hà Nội: Thanh niên.
शिकागो स्टाइल उद्धरणRichards, Jack C., Jonathan Hull, Susan Proctor, और Quang Thái Đỗ. New Interchange 1: English for International Communication. Studen's and Workbook. Hà Nội: Thanh niên, 2001.
एमएलए उद्धरणRichards, Jack C., Jonathan Hull, Susan Proctor, और Quang Thái Đỗ. New Interchange 1: English for International Communication. Studen's and Workbook. Hà Nội: Thanh niên, 2001.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.