Cita APA

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

Citación estilo Chicago

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

Cita MLA

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