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
"Barber, Malcolm","Crusaders and Heretics, 12th-14th centuries",,Variorum,1995,Collected studies series,,0860784762,,https://cir.nii.ac.jp/crid/1130282271081043968