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
"Dŭrzhaven ansambŭl za narodni pesni i tant︠s︡i (Bulgaria) and Sestri Biserovi and Karadjova, Nadka and Kostov, Stefan and Quartette Slavei",Bulgarian polyphony,,JVC,2000,JVC world sounds,,,,https://cir.nii.ac.jp/crid/1130000795568286848