Lua APA (7ú heag.)

Cook, G., & Widdowson, H. G. (2003). Applied linguistics. Oxford University Press.

Lua i Stíl Chicago (17ú heag.)

Cook, Guy, agus H. G. Widdowson. Applied Linguistics. Oxford: Oxford University Press, 2003.

Lua MLA (8ú heag.)

Cook, Guy, agus H. G. Widdowson. Applied Linguistics. Oxford University Press, 2003.

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