APA Citation

Doff, A., & Jones, C. (1997). Language in use: Upper-intermediate : teacher's book. Cambridge: Cambridge U. P..

Trích dẫn kiểu Chicago

Doff, Adrian, và Christopher Jones. Language in Use: Upper-intermediate : Teacher's Book. Cambridge: Cambridge U. P., 1997.

MLA Citation

Doff, Adrian, và Christopher Jones. Language in Use: Upper-intermediate : Teacher's Book. Cambridge: Cambridge U. P., 1997.

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