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 "Rachlin, Sid and Friel, Susan N. and National Council of Teachers of Mathematics",Navigating through number and operations in grades 6-8,,The National Council of Teachers of Mathematics,2006,Principles and standards for school mathematics navigations series,,0873535758,,https://cir.nii.ac.jp/crid/1130282268764539264