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 "Pratt, C. (Christopher) and Garton, Alison",Systems of representation in children : development and use,,J. Wiley & Sons,1993,Wiley series in developmental psychology and its applications,,0471925012,,https://cir.nii.ac.jp/crid/1130000797649120896