APA (7th ed.) Zitazioa

Various. Scientific American Supplement, No. 385, May 19, 1883.

Chicago Style (17th ed.) Zitazioa

Various. Scientific American Supplement, No. 385, May 19, 1883.

MLA (9th ed.) Zitazioa

Various. Scientific American Supplement, No. 385, May 19, 1883.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.