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
"Riley-Smith, Jonathan Simon Christopher",The First Crusade and the idea of crusading,,University of Pennsylvania Press,2009,Middle Ages series,,9780812220766,,https://cir.nii.ac.jp/crid/1130297803031957815