Lua APA (7ú heag.)

Clementson, T. (2005). Natural english. Oxford University Press.

Lua i Stíl Chicago (17ú heag.)

Clementson, Theresa. Natural English. Oxford: Oxford University Press, 2005.

Lua MLA (8ú heag.)

Clementson, Theresa. Natural English. Oxford University Press, 2005.

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