APA (7th ed.) Zitazioa

Russell, W. L. (1951). Principles of petroleum geology. McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Russell, William L. Principles of Petroleum Geology. Nueva York: McGraw-Hill, 1951.

MLA (9th ed.) Zitazioa

Russell, William L. Principles of Petroleum Geology. McGraw-Hill, 1951.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.