International Conference Series on Competition and Ownership in Land Passenger Transport < 2005, Lisbon, Portugal>. (2007). Competition and ownership in land passenger transport: Selected papers from the 9th International Conference (Thredbo 9), Lisbon, September 2005. Elsevier.
Chicago-Zitierstil (17. Ausg.)International Conference Series on Competition and Ownership in Land Passenger Transport < 2005, Lisbon, Portugal>. Competition and Ownership in Land Passenger Transport: Selected Papers from the 9th International Conference (Thredbo 9), Lisbon, September 2005. Amsterdam: Elsevier, 2007.
MLA-Zitierstil (9. Ausg.)International Conference Series on Competition and Ownership in Land Passenger Transport < 2005, Lisbon, Portugal>. Competition and Ownership in Land Passenger Transport: Selected Papers from the 9th International Conference (Thredbo 9), Lisbon, September 2005. Elsevier, 2007.