APA (7th ed.) Zitazioa
Downs, A. (2002). Secrets of an executive coach: Proven methods for helping leaders excel under pressure. AMACOM.
Chicago Style (17th ed.) Zitazioa
Downs, Alan. Secrets of an Executive Coach: Proven Methods for Helping Leaders Excel Under Pressure. New York: AMACOM, 2002.
MLA (9th ed.) Zitazioa
Downs, Alan. Secrets of an Executive Coach: Proven Methods for Helping Leaders Excel Under Pressure. AMACOM, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.