European Conference of Ministers of Transport. (1975). Economic Criteria for the Maintenance, Modification or Creation of Public Urban and Suburban Transport Services (Which May not Necessarily Be Profitable): Report of the Twenty-Fourth Round Table on Transport Economics Held in Paris on 22nd and 23rd November, 1973. OECD Publishing.
Chicago Style (17th ed.) CitationEuropean Conference of Ministers of Transport. Economic Criteria for the Maintenance, Modification or Creation of Public Urban and Suburban Transport Services (Which May Not Necessarily Be Profitable): Report of the Twenty-Fourth Round Table on Transport Economics Held in Paris on 22nd and 23rd November, 1973. Paris: OECD Publishing, 1975.
MLA (9th ed.) CitationEuropean Conference of Ministers of Transport. Economic Criteria for the Maintenance, Modification or Creation of Public Urban and Suburban Transport Services (Which May Not Necessarily Be Profitable): Report of the Twenty-Fourth Round Table on Transport Economics Held in Paris on 22nd and 23rd November, 1973. OECD Publishing, 1975.