原文: It Isn't Easy Being a Cuckoo for Flute Quartet. Set for flute quartet. Flute sheet music. Advanced. Arranged by John Gibson.
译文: It Isn't Easy Being a Cuckoo for Flute Quartet composed by Frescobaldi, Handel, Saint-Saens, Sofge, Delius, Mahler. 长笛乐谱. 先进.