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
"Doehaerd, Renée",The early Middle Ages in the West : economy and society,,"North-Holland Pub. Co.,distributors for the U.S.A. and Canada, Elsevier North-Holland",1978,Europe in the Middle Ages,,0444850910,,https://cir.nii.ac.jp/crid/1130282271370609152