David Crystal. (2000). Language death. Cambridge University Press.
Chicago Edition CitationDavid Crystal. Language Death. Cambridge: Cambridge University Press, 2000.
Deismireacht MLADavid Crystal. Language Death. Cambridge University Press, 2000.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.