原文: Teamwork. Teamwork composed by Gregor Muller. Clarinet sheet music. For 2 Clarinets. Sheet Music. Published by Zimmermann.
译文: 合作. 'Teamwork' contains a variety of 20 carefully chosen duets for the clarinet for beginners. 单簧管乐谱. 2单簧管. 乐谱. 出版齐默尔曼.