APA (7th ed.) Zitazioa
Organisation for Economic Co-operation and Development. (2019). Revenue statistics 2019: 1965-2018. OECD Publishing.
Chicago Style (17th ed.) Zitazioa
Organisation for Economic Co-operation and Development. Revenue Statistics 2019: 1965-2018. Paris: OECD Publishing, 2019.
MLA (9th ed.) Zitazioa
Organisation for Economic Co-operation and Development. Revenue Statistics 2019: 1965-2018. OECD Publishing, 2019.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.