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 Conference and International Labour Office. Committee of Experts on the Application of Conventions and Recommendations,Forced labour : summary of reports on conventions Nos. 29 and 105 (article 19 of the constitution),,International Labour Office,1979,Report,,922101956X,,https://cir.nii.ac.jp/crid/1130000797654461184