European Commission. Directorate-General for Energy and Transport., & Executive Agency for Competitiveness and Innovation of the European Commission. (2009). Sustainable Energy Communities: Common actions for common goals. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission. Directorate-General for Energy and Transport., and Executive Agency for Competitiveness and Innovation of the European Commission. Sustainable Energy Communities: Common Actions for Common Goals. Luxembourg: Office for Official Publications of the European Communities, 2009.
Παραπομπή MLAEuropean Commission. Directorate-General for Energy and Transport., and Executive Agency for Competitiveness and Innovation of the European Commission. Sustainable Energy Communities: Common Actions for Common Goals. Luxembourg: Office for Official Publications of the European Communities, 2009.