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
International Labour Office,Systems of classification of industries and occupations : report prepared for the International Conference of Labour Statisticians (29 October to 2 November 1923),,International Labour Office,1923,Studies and reports,,,,https://cir.nii.ac.jp/crid/1130282270151976576