APA (7th ed.) Zitazioa

Conant, L. L. The Number Concept: Its Origin and Development.

Chicago Style (17th ed.) Zitazioa

Conant, Levi L. The Number Concept: Its Origin and Development.

MLA (9th ed.) Zitazioa

Conant, Levi L. The Number Concept: Its Origin and Development.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.