APA aipamena

(1921). Our wonder world: A library of knowledge. Boston: Geo. L. Shuman and Co..

Chicago Style aipamena

Our Wonder World: A Library of Knowledge. Boston: Geo. L. Shuman and Co., 1921.

MLA aipamena

Our Wonder World: A Library of Knowledge. Boston: Geo. L. Shuman and Co., 1921.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.