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
"Etting, Vivian",Queen Margrete I (1353-1412) and the founding of the Nordic Union,,Brill,2004,"The northern world : North Europe and the Baltic c. 400-1700 A.D. : peoples, economies and cultures",,9004136525,,https://cir.nii.ac.jp/crid/1130282268901183872