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 "Berto, Luigi Andrea","Christians and Muslims in early medieval Italy : perceptions, encounters, and clashes",,Routledge,2020,Studies in medieval history and culture,,9780367414726,,https://cir.nii.ac.jp/crid/1130003901176515072