European Conference of Ministers of Transport. Economic Research Centre, Round Table on Transport Economics, & Beesley, M. E. (1979). Influence of measures designed to restrict the use of certain transport modes. European Conference of Ministers of Transport.
Citace podle Chicago (17th ed.)European Conference of Ministers of Transport. Economic Research Centre, Round Table on Transport Economics, a M. E. Beesley. Influence of Measures Designed to Restrict the Use of Certain Transport Modes. Paris: European Conference of Ministers of Transport, 1979.
Citace podle MLA (9th ed.)European Conference of Ministers of Transport. Economic Research Centre, et al. Influence of Measures Designed to Restrict the Use of Certain Transport Modes. European Conference of Ministers of Transport, 1979.