Não informado. (1946). English Language Teaching. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Não informado. English Language Teaching. London: Oxford University Press, 1946.
Lua MLA (8ú heag.)Não informado. English Language Teaching. Oxford University Press, 1946.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.