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
"Langland, William and Skeat, Walter W. (Walter William)",The vision of William : concerning Piers the Plowman,"9th ed., rev",Clarendon Press,1906,Clarendon Press series,,,,https://cir.nii.ac.jp/crid/1130282270791509760