European Commission. Directorate-General for Energy and Transport., & Executive Agency for Competitiveness and Innovation of the European Commission. (2009). Energy efficiency in industry: Lightening the energy load. 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 Efficiency in Industry: Lightening the Energy Load. 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 Efficiency in Industry: Lightening the Energy Load. Luxembourg: Office for Official Publications of the European Communities, 2009.