Sweeney, S. (2003). English for Business Communication: Student's Book (Second edition.). Cambridge: Cambridge University Press.
Trích dẫn theo kiểu ChicagoSweeney, Simon. English for Business Communication: Student's Book. Second edition. Cambridge: Cambridge University Press, 2003.
Trích dẫn MLASweeney, Simon. English for Business Communication: Student's Book. Second edition. Cambridge: Cambridge University Press, 2003.
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