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
"Vasks, Pēteris and Pontoux, Claude de and Virza, Eduards",Madrigāls : gemischter Chor (SATB) a cappella : mixed choir (SATB) a cappella,,Schott,2006,Schott Chormusik,,,,https://cir.nii.ac.jp/crid/1130000797709768192