Etude No.21 In G Flat Major, Op. 25 No.9 “Butterfly” / “Der Schmetterling” / “Le Papillon”

歌曲	Etude No.21 In G Flat Major, Op. 25 No.9 “Butterfly” / “Der Schmetterling” / “Le Papillon”
歌手	Moura Lympany
专辑	Chopin 200 ! - The Anniversary Collection