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
"Rolker, Christof and Somerville, Robert",Canon law in the age of reforms (ca. 1000 to ca. 1150),,The Catholic University of America,2023,History of medieval canon law,,9780813237572,,https://cir.nii.ac.jp/crid/1130018806649960452