Music Minus One Ludwig van Beethoven Two Sonatas For Violin & Piano: No.5 in D major op.24 (spring) and No.9 in A major op.47 (Kreutzer), in standard notation, advanced level of difficulty, ISBN 9781596158115, MMO6180, A4, 35 pages, incl.2 CDs with demo and backing tracks (violin: Mario Hossen, piano: Sung-Suk Kang)