APA (7th ed.) Zitazioa
Financial training company. (1990). Financial training. FTC.
Chicago Style (17th ed.) Zitazioa
Financial training company. Financial Training. London: FTC, 1990.
MLA (9th ed.) Zitazioa
Financial training company. Financial Training. FTC, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.