European Commission. Directorate-General for Energy and Transport., & Executive Agency for Competitiveness and Innovation of the European Commission. (2009). Energy efficient transport: Green mobility on the move. 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. Energy Efficient Transport: Green Mobility On the Move. 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. Energy Efficient Transport: Green Mobility On the Move. Luxembourg: Office for Official Publications of the European Communities, 2009.