Schendl, H. (2001). Historical linguistics. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Schendl, Herbert. Historical Linguistics. Oxford: Oxford University Press, 2001.
Lua MLA (9ú heag.)Schendl, Herbert. Historical Linguistics. Oxford University Press, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.