Sataloff, R. T., & Baken, R. J. (2006). Vocal health and pedagogy (Second edition.). Plural Publishing Inc..
Lua i Stíl Chicago (17ú heag.)Sataloff, Robert Thayer, agus R. J. Baken. Vocal Health and Pedagogy. Second edition. San Diego, California ; Oxford, [England]: Plural Publishing Inc., 2006.
Lua MLA (9ú heag.)Sataloff, Robert Thayer, agus R. J. Baken. Vocal Health and Pedagogy. Second edition. Plural Publishing Inc., 2006.
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