Dyfyniad APA

Richards, J. C. (1998). Changes: English for international communication : INTRO workbook. Cambridge University Press.

Dyfyniad Arddull Chicago

Richards, Jack C. Changes: English for International Communication : INTRO Workbook. Cambridge University Press, 1998.

Dyfyniad MLA

Richards, Jack C. Changes: English for International Communication : INTRO Workbook. Cambridge University Press, 1998.

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