Le, T. T. (1980). A comparative study of admininstration of nationalized railroads in the United Kingdom, Frace, West Germany, and Japan. London: University Microfilms International.
Παραπομπή Chicago StyleLe, Trung Thuong. A Comparative Study of Admininstration of Nationalized Railroads in the United Kingdom, Frace, West Germany, and Japan. London: University Microfilms International, 1980.
Παραπομπή MLALe, Trung Thuong. A Comparative Study of Admininstration of Nationalized Railroads in the United Kingdom, Frace, West Germany, and Japan. London: University Microfilms International, 1980.
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