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
"Dragnea, Mihai","The Wendish Crusade, 1147 : the development of crusading ideology in the twelfth century",,Routledge,2021,Routledge focus,,9781032177465,,https://cir.nii.ac.jp/crid/1130582066056028059