12 Etudes, Op. 25: Etude No. 21 in G-Flat Major, Op. 25, No. 9, "Butterfly's Wings"

歌曲	12 Etudes, Op. 25: Etude No. 21 in G-Flat Major, Op. 25, No. 9, "Butterfly's Wings"
歌手	Idil Biret
专辑	CHOPIN: Piano Favourites, Vol. 2