著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Elizabeth G. Cohen,Restructuring the Classroom: Conditions for Productive Small Groups,Review of Educational Research,0034-6543,American Educational Research Association (AERA),1994-03,64,1,1-35,https://cir.nii.ac.jp/crid/1363388843308831616,https://doi.org/10.3102/00346543064001001