European Commission (Directorate-General for Research, sustainable energy systems). (2006). Energy Technologies: Knowledge - Perception - Measures: Eurobarometer. Office for Official Publications of the European Communities.
Chicago-Zitierstil (17. Ausg.)European Commission (Directorate-General for Research, sustainable energy systems). Energy Technologies: Knowledge - Perception - Measures: Eurobarometer. Luxembourg: Office for Official Publications of the European Communities, 2006.
MLA-Zitierstil (9. Ausg.)European Commission (Directorate-General for Research, sustainable energy systems). Energy Technologies: Knowledge - Perception - Measures: Eurobarometer. Office for Official Publications of the European Communities, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.