APA (7th ed.) Zitazioa
Air Care in the United Arab Emirates. Euromonitor International Ltd.
Chicago Style (17th ed.) Zitazioa
Air Care in the United Arab Emirates. Euromonitor International Ltd.
MLA (9th ed.) Zitazioa
Air Care in the United Arab Emirates. Euromonitor International Ltd.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.