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 National Association of Secondary School Principals (U.S.),High school discipline in American society also A study of attitudes toward the high school principalship and The White House Conference on Education,,National Association of Secondary-School Principals,1956,Bulletin of the National Association of Secondary School Principals,,,,https://cir.nii.ac.jp/crid/1130000796358115712