APA aipamena

Cartledge, B. S. (1993). Energy and the environment. Oxford University Press.

Chicago Style aipamena

Cartledge, Bryan Sir. Energy and the Environment. Oxford, New York: Oxford University Press, 1993.

MLA aipamena

Cartledge, Bryan Sir. Energy and the Environment. Oxford University Press, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.