Noreland, J. (2008). Modal split in the inland transport of the EU: Freight and passenger transport up to 2006. Statistics in focus: Transport.
Chicago-Zitierstil (17. Ausg.)Noreland, Jonas. "Modal Split in the Inland Transport of the EU: Freight and Passenger Transport Up to 2006." Statistics in Focus: Transport 2008.
MLA-Zitierstil (8. Ausg.)Noreland, Jonas. "Modal Split in the Inland Transport of the EU: Freight and Passenger Transport Up to 2006." Statistics in Focus: Transport, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.