TY  - MUSIC
AU  - Stephanovsky,K.
TI  - 20 Studies:  : for bass trombone or trombone with F attachment
PY  - 1964///
CY  - New York
PB  -  : International Music Company
KW  - Trombó
KW  - Estudis i exercicis
KW  - Partitures
N1  - Per a trombó
ER  -