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
"Davis, R. H. C. (Ralph Henry Carless)",The early middle ages,,Published for the Historical Association by Routledge & K. Paul,1964,English history in pictures,,,,https://cir.nii.ac.jp/crid/1130282269742336384