TY  - MUSIC
AU  - Colin,Charles
TI  - Advanced lip flexibilities:  : Complete Vol. 1, 2, 3 : trombone & bass clef
PY  - 1980///
CY  - New York
PB  -  : Chas. Colin
KW  - Trombó
KW  - Estudis i exercicis
KW  - Partitures
N1  - Per a trombó
ER  -