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 "Martens, Elise H.",Curriculum adjustments for the mentally retarded : a guide for elementary and secondary schools,2nd ed,"Federal Security Agency, Office of Education",1950,Bulletin,,,,https://cir.nii.ac.jp/crid/1130282268739831936