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
"Christys, Ann",Vikings in the south : voyages to Iberia and the Mediterranean,,Bloomsbury Academic,2015,Studies in early medieval history,,9781474213752,,https://cir.nii.ac.jp/crid/1130858896576067883