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 "Ayres, Leonard Porter",Laggards in our schools : a study of retardation and elimination in city school systems,,Kessinger,2011,Kessinger Publishing's rare mystical reprints,,0548848556,,https://cir.nii.ac.jp/crid/1130282271509329280