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
"Bagge, Sverre",From gang leader to the Lord' anointed : kingship in Sverris saga and Hákonar saga Hákonarsonar,,Odense University Press,1996,The Viking collection,,8778381088,,https://cir.nii.ac.jp/crid/1130282270060196864