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 "Zvonkin, Alexander and Yarkho, Alla and Zeitz, Paul",Math from three to seven : the story of a mathematical circle for preschoolers,,"Mathematical Sciences Research Institute,American Mathematical Society",2011,MSRI mathematical circles library,,9780821868737,,https://cir.nii.ac.jp/crid/1130282269769481856