Balliro, L., & Canfield, J. (2020). Being a singer: The art, craft, and science. Chicago Review Press.
Lua i Stíl Chicago (17ú heag.)Balliro, Linda, agus Jack Canfield. Being a Singer: The Art, Craft, and Science. Chicago, Illinois: Chicago Review Press, 2020.
Lua MLA (9ú heag.)Balliro, Linda, agus Jack Canfield. Being a Singer: The Art, Craft, and Science. Chicago Review Press, 2020.
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