Joseph, K. (2005). Essentials of environmental studies. Pearson.
Chicago Edition CitationJoseph, Kurian. Essentials of Environmental Studies. New Delhi: Pearson, 2005.
Deismireacht MLAJoseph, Kurian. Essentials of Environmental Studies. Pearson, 2005.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.