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 "Keats, John and 斎藤, 勇",Keats' poems,"New edition, enlarged and reset",Kenkyusha,1980,研究社小英文叢書,,9784327010393,,https://cir.nii.ac.jp/crid/1130282268988041600