APA (7th ed.) Zitazioa

Organisation for Economic Co-operation and Development. (1975). Belgium: 1975. OECD Publishing.

Chicago Style (17th ed.) Zitazioa

Organisation for Economic Co-operation and Development. Belgium: 1975. Paris: OECD Publishing, 1975.

MLA (9th ed.) Zitazioa

Organisation for Economic Co-operation and Development. Belgium: 1975. OECD Publishing, 1975.