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
"Swanton, Michael James",Crisis and development in Germanic society 700-800 : Beowulf and the burden of kingship,,Kümmerle,1982,Göppinger Arbeiten zur Germanistik,,3874525406,,https://cir.nii.ac.jp/crid/1130000797321958016