著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
United States. Bureau of the Census,"Coal mining : industries 1221, 1222, 1231, and 1241",,"U.S. Dept. of Commerce, Bureau of the Census : For sale by Supt. of Docs., U.S. G.P.O.",1990,1987 census of mineral industries : industry series,,,,https://cir.nii.ac.jp/crid/1130000794296604544