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
"Hughes, Kathleen and Dumville, D. N.",Celtic Britain in the early Middle Ages : studies in Scottish and Welsh sources,,"Boydell Press,Rowman & Littlefield",1980,Studies in Celtic history,,"0851151272,0847667715",,https://cir.nii.ac.jp/crid/1130000798271817088