APA aipamena

(1978). Vol. 239, № 2; Scientific American. 1978.

Chicago Style aipamena

Vol. 239, № 2; Scientific American. 1978, 1978.

MLA aipamena

Vol. 239, № 2; Scientific American. 1978, 1978.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.