TY  - MUSIC
AU  - Schwabe,Oswald
TI  - Scale studies:  : for string bass
PY  - 1948///
CY  - New York
PB  -  : International Music Company
KW  - Contrabaix
KW  - Estudis i exercicis
KW  - Partitures
N1  - Per a contrabaix
ER  -