APA aipamena

Rajagopalan,R. (2006). Environmental Studies. Oxford University Press.

Chicago Style aipamena

Rajagopalan,R. Environmental Studies. New Delhi: Oxford University Press, 2006.

MLA aipamena

Rajagopalan,R. Environmental Studies. Oxford University Press, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.