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
"Güttner-Sporzyński, Darius von","Poland, holy war, and the Piast monarchy, 1100-1230",,Brepols,2014,Europa sacra,,9782503547947,,https://cir.nii.ac.jp/crid/1130282271589308800