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
"Davis, Mary Dabney",Schools for children under six : a report on the status and need for nursery schools and kindergartens,,"Federal Security Agency, Office of Education : U.S. Department of Labor, Division of Labor Standards, 1947",1947,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000798205433472