European Commission., & Statistical Office of the European Communities. (2003). Panorama of transport: Statistical overview of transport in the European Union: data 1970-2000 (2002 edition.). Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission., and Statistical Office of the European Communities. Panorama of Transport: Statistical Overview of Transport in the European Union: Data 1970-2000. 2002 edition. Luxembourg: Office for Official Publications of the European Communities, 2003.
Παραπομπή MLAEuropean Commission., and Statistical Office of the European Communities. Panorama of Transport: Statistical Overview of Transport in the European Union: Data 1970-2000. 2002 edition. Luxembourg: Office for Official Publications of the European Communities, 2003.