Commission of the European Communities. Directorate-General for Energy. (1999). Energy in Europe: Economic foundations for energy policy. Office for Official Publications of the European Communities.
Chicago-referens (17:e uppl.)Commission of the European Communities. Directorate-General for Energy. Energy in Europe: Economic Foundations for Energy Policy. Luxembourg: Office for Official Publications of the European Communities, 1999.
MLA-referens (9:e uppl.)Commission of the European Communities. Directorate-General for Energy. Energy in Europe: Economic Foundations for Energy Policy. Office for Official Publications of the European Communities, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.