Musikverlag Schweizer Bariton Lernen Leicht 2
Musikverlag Schweizer Bariton Lernen Leicht 2, School for Baritone, Part 2 of the Baritone School for children aged 9 and over, By Robert Schweizer, Also suitable for teenagers and adults, ISBN 978381806687, catalogue no. SCHWEIZER 367, Format: DIN A4, Spiral binding, 125 Pages, *In German language*