APA aipamena

Kumar, P. (2007). Ecology and human well being. Sage.

Chicago Style aipamena

Kumar, Pushpam. Ecology and Human Well Being. New Delhi: Sage, 2007.

MLA aipamena

Kumar, Pushpam. Ecology and Human Well Being. Sage, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.