Walters, R. (2000). Mezzo-Soprano, Belter. Hal Leonard.
Chicagoスタイル(17版)引用形式Walters, Richard. Mezzo-Soprano, Belter. Milwaukee, Wis.: Hal Leonard, 2000.
MLA(8版)引用形式Walters, Richard. Mezzo-Soprano, Belter. Hal Leonard, 2000.
警告: この引用は必ずしも正確ではありません.