4 Impromptus, Op. 90, D. 899: No. 4 in A-Flat Major

歌曲	4 Impromptus, Op. 90, D. 899: No. 4 in A-Flat Major
歌手	Lili Kraus
专辑	Schubert: Impromptus, Opp. 90 & 142