APA (7th ed.) Zitazioa

Business Insurance. Crain Communications Inc. (MI).

Chicago Style (17th ed.) Zitazioa

Business Insurance. Crain Communications Inc. (MI).

MLA (9th ed.) Zitazioa

Business Insurance. Crain Communications Inc. (MI).

Kontuz: berrikusi erreferentzia hauek erabili aurretik.