Thomson, A., Bùi Quang Đông, & Martinet, A. V. (1999). A practical English grammar (4th ed.). H: Thanh Niên.
शिकागो स्टाइल उद्धरणThomson, A.J., Bùi Quang Đông, और A. V. Martinet. A Practical English Grammar. 4th ed. H: Thanh Niên, 1999.
एमएलए उद्धरणThomson, A.J., Bùi Quang Đông, और A. V. Martinet. A Practical English Grammar. 4th ed. H: Thanh Niên, 1999.
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