APA aipamena

(1963). Vol. 58, № 4; Economic Geology. 1963.

Chicago Style aipamena

Vol. 58, № 4; Economic Geology. 1963, 1963.

MLA aipamena

Vol. 58, № 4; Economic Geology. 1963, 1963.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.