원본: Sheila M. Nelson. The perfect opportunity to make your first steps into trio playing with the Violin. Threes For Violin. Sheet Music.
번역: 쉴라 엠 넬슨. 바이올린을위한 열로. 악보. 바이올린. 트리오. VLN. 쉴라 엠 넬슨. The tunes include rounds, and practicing will feel more like a game than a rehearsal.