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 Library of Congress. Congressional Research Service,"How can the U.S. elementary and secondary education systems best be improved? : national debate topic for high schools, 1981-82, pursuant to Public law 88-246",,U.S. Government Printing Office,1981,Document,,,,https://cir.nii.ac.jp/crid/1130282271277316864