European Commission, Directorate-General for Transport (Brussels, Belgium). (2014). EU transport in figures: Statistical pocketbook 2014. Publications Office of the European Union.
Chicago-Zitierstil (17. Ausg.)European Commission, Directorate-General for Transport (Brussels, Belgium). EU Transport in Figures: Statistical Pocketbook 2014. Luxembourg: Publications Office of the European Union, 2014.
MLA-Zitierstil (9. Ausg.)European Commission, Directorate-General for Transport (Brussels, Belgium). EU Transport in Figures: Statistical Pocketbook 2014. Publications Office of the European Union, 2014.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.