Nguyễn Trung Tánh,, & Lê Huy Lâm. (1997). Cambridge first certificate examination practice 4: University of Cambridge Local Examinations Syndicate. Tp.HCM: Nxb Tp.HCM.
शिकागो स्टाइल उद्धरणNguyễn Trung Tánh,, और Lê Huy Lâm. Cambridge First Certificate Examination Practice 4: University of Cambridge Local Examinations Syndicate. Tp.HCM: Nxb Tp.HCM, 1997.
एमएलए उद्धरणNguyễn Trung Tánh,, और Lê Huy Lâm. Cambridge First Certificate Examination Practice 4: University of Cambridge Local Examinations Syndicate. Tp.HCM: Nxb Tp.HCM, 1997.
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