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 "Tietz, John",Redemption or annihilation? : love versus power in Wagner's Ring,,P. Lang,1999,Studies in European thought,,0820441481,,https://cir.nii.ac.jp/crid/1130000793730502528