Ellis, R. (1997). Second Language Acquisition. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Ellis, Rod. Second Language Acquisition. Oxford: Oxford University Press, 1997.
Lua MLA (8ú heag.)Ellis, Rod. Second Language Acquisition. Oxford University Press, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.