APA aipamena

Odell,Peter R. (1970). Oil and world power (5.). Penguin Books.

Chicago Style aipamena

Odell,Peter R. Oil and World Power. 5. England: Penguin Books, 1970.

MLA aipamena

Odell,Peter R. Oil and World Power. 5. Penguin Books, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.