Kopprasch, C. (1967). 60 Selected Studies for BB Flat Tuba: C. Kopprasch. King.
Chicago-Zitierstil (17. Ausg.)Kopprasch, C. 60 Selected Studies for BB Flat Tuba: C. Kopprasch. North Easton, Mass.: King, 1967.
MLA-Zitierstil (8. Ausg.)Kopprasch, C. 60 Selected Studies for BB Flat Tuba: C. Kopprasch. King, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.