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
"Sauer, Hans and Bauer, Renate",Beowulf and beyond,,Peter Lang,2007,Studies in English medieval language and literature,,"0820487511,3631559259",,https://cir.nii.ac.jp/crid/1130282273326680192