Organisation for Economic Co-operation and Development & International Energy Agency. (1998). Energy policies of IEA countries. OECD.
Chicago-referens (17:e uppl.)Organisation for Economic Co-operation and Development och International Energy Agency. Energy Policies of IEA Countries. Paris, France: OECD, 1998.
MLA-referens (8:e uppl.)Organisation for Economic Co-operation and Development och International Energy Agency. Energy Policies of IEA Countries. OECD, 1998.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.