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 Labor Statistics,"Wages and hours of labor in cane-sugar refining industry, 1930",,"U.S. G.P.O.,For sale by the Supt. of Docs., U.S. G.P.O.",1931,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000795884223744