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. Federal Board for Vocational Education,"An analysis of the railway boilermaker's trade, June, 1921",,"Federal Board for Vocational Education,Government Printing Office [distributor]",1921,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000796987885568