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
"McKitterick, Rosamond","Codex epistolaris Carolinus : letters from the popes to the Frankish rulers, 739-791",,Liverpool University Press,2021,Translated texts for historians,,9781800348714,,https://cir.nii.ac.jp/crid/1130851695056198403