APA aipamena

Organisation for Economic Co-operation and Development. (1976). OECD and the environment. OECD.

Chicago Style aipamena

Organisation for Economic Co-operation and Development. OECD and the Environment. Paris: OECD, 1976.

MLA aipamena

Organisation for Economic Co-operation and Development. OECD and the Environment. OECD, 1976.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.