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 "Walberg, Herbert J. and Reynolds, Arthur J. and Wang, Margaret C.","Can unlike students learn together? : grade retention, tracking, and grouping",,Information Age Publishing,2004,Research in educational productivity,,"1593111142,9781593111151",,https://cir.nii.ac.jp/crid/1130000795883392896