Organisation for Economic Co-operation and Development. (1976). OECD and the environment. OECD.
Chicago-referens (17:e uppl.)Organisation for Economic Co-operation and Development. OECD and the Environment. Paris: OECD, 1976.
MLA-referens (9:e uppl.)Organisation for Economic Co-operation and Development. OECD and the Environment. OECD, 1976.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.