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
"Radulfus, Niger, b. ca. 1140 and Cotts, John D.",On warfare and the threefold path of the Jerusalem pilgrimage : a translation of Ralph Niger's De Re Militari et Triplici via Ierosolimitane peregrinationis,,Routledge,2023,Crusade texts in translation,,9780367254520,,https://cir.nii.ac.jp/crid/1130577121818584739