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 "Loomis, Elisha S. (Elisha Scott)","The Pythagorean proposition : its demonstrations analyzed and classified, and bibliography of sources for data of the four kinds of ""proofs""",,National Council of Teachers of Mathematics,1968,Classics in mathematics education,,,,https://cir.nii.ac.jp/crid/1130282272649310464