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
"Høgel, Christian and Bartoli, Elisabetta and Stella, Francesco and Mortensen, Lars Boje",Medieval letters : between fiction and document,,Brepols,2015,Utrecht studies in medieval literacy,,9782503555201,,https://cir.nii.ac.jp/crid/1130000795608988416