APA (7th ed.) Zitazioa
Organisation for Economic Co-operation and Development. (1992). Oecd economic surveys: Portugal 1992. OECD Publishing.
Chicago Style (17th ed.) Zitazioa
Organisation for Economic Co-operation and Development. Oecd Economic Surveys: Portugal 1992. Paris, France: OECD Publishing, 1992.
MLA (9th ed.) Zitazioa
Organisation for Economic Co-operation and Development. Oecd Economic Surveys: Portugal 1992. OECD Publishing, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.