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.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.