Keith Brown & Sarah Ogilvie. (2009). Concise encyclopaedia of languages of the world. Elsevier.
Chicago Edition CitationKeith Brown and Sarah Ogilvie. Concise Encyclopaedia of Languages of the World. Amsterdam: Elsevier, 2009.
Deismireacht MLAKeith Brown and Sarah Ogilvie. Concise Encyclopaedia of Languages of the World. Elsevier, 2009.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.