Kumar, P. (2007). Ecology and human well being. Sage.
Chicago-stil citatKumar, Pushpam. Ecology and Human Well Being. New Delhi: Sage, 2007.
MLA-referensKumar, Pushpam. Ecology and Human Well Being. Sage, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.