De, A. K. (1994). Enviornmental chemistry (3rd ed.). New age Int..
Chicago Edition CitationDe, A K. Enviornmental Chemistry. 3rd ed. New Delhi: New age Int., 1994.
Deismireacht MLADe, A K. Enviornmental Chemistry. 3rd ed. New age Int., 1994.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.