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 "Larson, Emil Leonard","One-room and consolidated schools of Connecticut : a comparative study of teachers, costs, and holding power",,AMS Press,1972,Contributions to education,,0404551823,,https://cir.nii.ac.jp/crid/1130282272569322752