Edition Dux Kleine Notenrätsel Violin+Bass
Edition Dux Kleine Notenrätsel Violin+Bass, Method for Reading Music, 26 Puzzles in treble and bass clef, By Guido Klaus, ISBN 9783868492798, ISMN 9790500174332, publisher's no. D 1044, Format: 18 x 25 cm, 40 Pages, In German language