Jones, L., & Alexander, R. (1997). New International Business English: Communication Skills in English for Business Purposes : Student's book =. TP. HCM: Nxb. Trẻ.
Chicago-tyylinen lähdeviittausJones, Leo., ja Richard Alexander. New International Business English: Communication Skills in English for Business Purposes : Student's Book =. TP. HCM: Nxb. Trẻ, 1997.
MLA-viiteJones, Leo., ja Richard Alexander. New International Business English: Communication Skills in English for Business Purposes : Student's Book =. TP. HCM: Nxb. Trẻ, 1997.
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