APA-referens

Somnath ,Tiwari. (2007). Global warming and its effects on environment. Adhyayan publishers & distributors.

Chicago-stil citat

Somnath ,Tiwari. Global Warming and Its Effects on Environment. New delhi: Adhyayan publishers & distributors, 2007.

MLA-referens

Somnath ,Tiwari. Global Warming and Its Effects on Environment. Adhyayan publishers & distributors, 2007.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.