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 "Ma, Liping",Knowing and teaching elementary mathematics : teachers' understanding of fundamental mathematics in China and the United States,20th anniversary ed,Routledge,2020,Studies in mathematical thinking and learning,,9780367443948,,https://cir.nii.ac.jp/crid/1131412883849100034