Economic research Center. (1977). Cost-benefit analysis: Report of the thirty-sixth round table on transport economics, held in Paris on 29th and 30th november, 1976 on the following topic. Paris: European Conference of Ministers of Transport.
Παραπομπή Chicago StyleEconomic research Center. Cost-benefit Analysis: Report of the Thirty-sixth Round Table On Transport Economics, Held in Paris On 29th and 30th November, 1976 On the Following Topic. Paris: European Conference of Ministers of Transport, 1977.
Παραπομπή MLAEconomic research Center. Cost-benefit Analysis: Report of the Thirty-sixth Round Table On Transport Economics, Held in Paris On 29th and 30th November, 1976 On the Following Topic. Paris: European Conference of Ministers of Transport, 1977.