楽譜
楽譜
Volkwein Brothers, Inc., 1937. "Studies in Finger Action-18".
出版社
The Yost System for Violin
Pittsburgh: Volkwein Brothers, Inc., 1937. "Studies in Finger Action-18"
Pittsburgh: Volkwein Brothers, Inc., 1937. "Studies in Finger Action-18"
Volkwein Brothers, Inc., 1937. "Studies in Finger Action-18".
出版社
The Yost System for Violin
Pittsburgh: Volkwein Brothers, Inc., 1937. "Studies in Finger Action-18"
Pittsburgh: Volkwein Brothers, Inc., 1937. "Studies in Finger Action-18"