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 "Small, Marian and Greenes, Carole and National Council of Teachers of Mathematics",Navigating through problem solving and reasoning in Grade 2,,National Council of Teachers of Mathematics,2004,Principles and standards for school mathematics navigations series,,0873535510,,https://cir.nii.ac.jp/crid/1130000796152979712