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
"Wagner, Richard and Flagstad, Kirsten and Melchior, Lauritz and RCA Victor Symphony Orchestra and San Francisco Opera. Orchestra and McArthur, Edwin","Flagstad & Melchior, great Wagner duets",,Naxos,2001,Great singers,,,,https://cir.nii.ac.jp/crid/1130282272225103360