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
"Keller, Hans-Erich",Romance epic : essays on a medieval literary genre,,"Medieval Institute Publications, Western Michigan University",1987,Studies in medieval culture,,"0918720850,0918720869",,https://cir.nii.ac.jp/crid/1130000796164929664