APA Citation

Barrall, I. (2009). Intelligent business coursebook upper intermediate. Oxford University Press.

Trích dẫn kiểu Chicago

Barrall, Irene. Intelligent Business Coursebook Upper Intermediate. Oxford University Press, 2009.

MLA Citation

Barrall, Irene. Intelligent Business Coursebook Upper Intermediate. Oxford University Press, 2009.

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