Lê Bích Thuỷ, T., Nguyễn Tường Châu, T., Nguyễn Thị Bích Ngoan, T., Nguyễn Vũ Phương, T., & Trà Văn Trung, T. (2010). Practice tests for learners of business English: Pre-Intermediate. Tp. HCM: Phương đông.
শিকাগো স্টাইলে সাইটেশনLê Bích Thuỷ, ThS., ThS Nguyễn Tường Châu, ThS Nguyễn Thị Bích Ngoan, ThS Nguyễn Vũ Phương, এবং ThS Trà Văn Trung. Practice Tests for Learners of Business English: Pre-Intermediate. Tp. HCM: Phương đông, 2010.
এমএলএ সাইটেশনLê Bích Thuỷ, ThS., et al. Practice Tests for Learners of Business English: Pre-Intermediate. Tp. HCM: Phương đông, 2010.
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