Kopprasch, C. (1967). 60 Selected Studies for BB Flat Tuba: C. Kopprasch. King.
Chicagoスタイル(17版)引用形式Kopprasch, C. 60 Selected Studies for BB Flat Tuba: C. Kopprasch. North Easton, Mass.: King, 1967.
MLA(8版)引用形式Kopprasch, C. 60 Selected Studies for BB Flat Tuba: C. Kopprasch. King, 1967.
警告: この引用は必ずしも正確ではありません.