TY - BOOK ED - Report on optimum structure and size of road haulage firms ED - European Conference of Ministers of Transport (Paris) ED - Economic Research Centre TI - Optimum structure and size of road haulage firms: positive and negative effects of specialization U1 - 388.3094 PY - 1974/// CY - Paris PB - European Conference of Ministers of Transport KW - Transportation, Automotive KW - Europe KW - Congress N1 - At head of title: Economic Research Centre; Includes bibliographical references and index ER -