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
"Contreni, John J.","Carolingian learning, masters and manuscripts",,"Variorum,Ashgate Pub. Co.",1992,Collected studies series,,0860783170,,https://cir.nii.ac.jp/crid/1130282268632855168