Richards, J. C., & Lê Huy Tâm. (2001). New interchange: English for international communication. Tp. Hồ Chí Minh: Nxb. Tp. Hồ Chí Minh.
Styl cytowania ChicagoRichards, Jack C., i Lê Huy Tâm. New Interchange: English for International Communication. Tp. Hồ Chí Minh: Nxb. Tp. Hồ Chí Minh, 2001.
Styl cytowania MLARichards, Jack C., i Lê Huy Tâm. New Interchange: English for International Communication. Tp. Hồ Chí Minh: Nxb. Tp. Hồ Chí Minh, 2001.
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