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 National Council of Teachers of English and United States. Office of Educational Research and Improvement,"Explorations : introductory activities for literature and composition, 7-12",,ERIC Clearinghouse on Reading and Communication Skills : National Council of Teachers of English,1987,Theory & research into practice,,,,https://cir.nii.ac.jp/crid/1130000796512160000