Pye D. Diana & Greenall S. Simon. (2007). CAE Listening and Speaking Skills. Cambridge, Cambridge University Press, 2007.
Lua i Stíl Chicago (17ú heag.)Pye D. Diana agus Greenall S. Simon. CAE Listening and Speaking Skills. Cambridge, Cambridge University Press, 2007, 2007.
Lua MLA (9ú heag.)Pye D. Diana agus Greenall S. Simon. CAE Listening and Speaking Skills. Cambridge, Cambridge University Press, 2007, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.