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. Children's Bureau,The child-welfare special : a suggested method of reaching rural communities,,"U.S. Dept. of Labor, Children's Bureau",1920,Bureau publication,,,,https://cir.nii.ac.jp/crid/1130000797834954496