APA način citiranja (7. izdanje)

Tiwari , S. (2007). Global warming and its effects on environment. Adhyayan.

Čikaški stil citiranja (17. izdanje)

Tiwari , Somnath. Global Warming and Its Effects on Environment. New Delhi: Adhyayan, 2007.

MLA način citiranja (9. izdanje)

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