Bartle, J. A. (2003). Sound advice: Becoming a better children's choir conductor. Oxford University Press.
Chicagoスタイル(17版)引用形式Bartle, Jean Ashworth. Sound Advice: Becoming a Better Children's Choir Conductor. Oxford ; New York: Oxford University Press, 2003.
MLA(9版)引用形式Bartle, Jean Ashworth. Sound Advice: Becoming a Better Children's Choir Conductor. Oxford University Press, 2003.
警告: この引用は必ずしも正確ではありません.