APA aipamena

Sankar,Ulaganathan(Editor). (2001). Environmental economics. Oxford University Press.

Chicago Style aipamena

Sankar,Ulaganathan(Editor). Environmental Economics. New Delhi ; New York: Oxford University Press, 2001.

MLA aipamena

Sankar,Ulaganathan(Editor). Environmental Economics. Oxford University Press, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.