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
"Clopper, Lawrence M.",Songes of Rechelesnesse : Langland and the Franciscans,,University of Michigan Press,1997,Studies in medieval and early modern civilization,,0472107445,,https://cir.nii.ac.jp/crid/1130000796116433664