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 "Woodbury, Robert Morse and United States. Children's Bureau",Industrial instability of child workers : a study of employment-certificate records in Connecticut,,Government Printing Office,1920,Bureau publication,,,,https://cir.nii.ac.jp/crid/1130282272971854080