Duff, A. (1989). Translation. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Duff, Alan. Translation. Oxford: Oxford University Press, 1989.
Lua MLA (9ú heag.)Duff, Alan. Translation. Oxford University Press, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.