Widdowson, H. (1985). Teaching Language as Communication (6th impression.). Oxford University Press.
Cita Chicago Style (17a ed.)Widdowson, H.G. Teaching Language as Communication. 6th impression. Oxford: Oxford University Press, 1985.
Cita MLA (9a ed.)Widdowson, H.G. Teaching Language as Communication. 6th impression. Oxford University Press, 1985.
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