A Cost comparison of selected U.S. and Canadian coal mines / prepared by U.S. Department of Commerce, International Trade Administration, Office of Energy and U.S. Department of Interior, U.S. Bureau of Mines, Division of Minerals Availability
国立国会図書館請求記号
YCA-C 61.2:C 63/3
国立国会図書館書誌ID
000006588565
資料種別
図書
著者
United States. International Trade Administration. Basic Industries Sector. Office of Energyほか