原文: Symphonic Rhythms & Scales. Individual part books contain both Part A and B so players can switch back and forth at any time.
译文: 交响节奏. 克劳德·T.史密斯. 单簧管乐谱. 交响节奏. Two-Part Etudes for Band and Orchestra Eb Alto Clarinet. 单簧管. 交响技术. 2-4级. 24页. 出版哈尔伦纳德.