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
"Wærdahl, Randi Bjørshol and Crozier, Alan","The incorporation and integration of the king's tributary lands into the Norwegian realm, c. 1195-1397",,Brill,2011,"The northern world : North Europe and the Baltic c. 400-1700 A.D. : peoples, economies and cultures",,9789004206137,,https://cir.nii.ac.jp/crid/1130000797404632064