APA (7th ed.) Zitazioa
Tracy Brian. Excellent manager. Nightingale-Conant Corporation.
Chicago Style (17th ed.) Zitazioa
Tracy Brian. Excellent Manager. Chicago: Nightingale-Conant Corporation.
MLA (9th ed.) Zitazioa
Tracy Brian. Excellent Manager. Nightingale-Conant Corporation.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.