Crystal, D. (2006). How Language Works. Penguin Books Inc..
Chicago Edition CitationCrystal, David. How Language Works. NewYork: Penguin Books Inc., 2006.
Deismireacht MLACrystal, David. How Language Works. Penguin Books Inc., 2006.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.