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
"Poly, Jean-Pierre and Bournazel, Eric and Higgitt, Caroline",The feudal transformation : 900-1200,,Holmes & Meier,1991,Europe past and present series,,"0841911673,0841911681",,https://cir.nii.ac.jp/crid/1130000794501466496