APA-referens

Gopal, K. (2003). River pollution in india and its management.

Chicago-stil citat

Gopal, Krishnan. River Pollution in India and Its Management. New Delhi, 2003.

MLA-referens

Gopal, Krishnan. River Pollution in India and Its Management. 2003.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.