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 Bernard van Leer Foundation and Université libre de Bruxelles. Service de psychologie génétique,Improving education for disadvantaged children,1st English ed,"Pergamon Press,Bernard van Leer Foundation",1979,Publications of the Bernard van Leer Foundation,,0080242650,,https://cir.nii.ac.jp/crid/1130000795752950272