Dyfyniad APA

Kumar, A. [. (2006). Ecological crisis and management. Daya Publishing House.

Dyfyniad Arddull Chicago

Kumar, Arvind [ed.]. Ecological Crisis and Management. New Delhi: Daya Publishing House, 2006.

Dyfyniad MLA

Kumar, Arvind [ed.]. Ecological Crisis and Management. Daya Publishing House, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.