Cita APA (7a ed.)
Shewell, C. (2009). Voice work: Art and science in changing voices. Wiley-Blackwell.
Cita Chicago Style (17a ed.)
Shewell, Christina. Voice Work: Art and Science in Changing Voices. Chichester, U.K.: Wiley-Blackwell, 2009.
Cita MLA (9a ed.)
Shewell, Christina. Voice Work: Art and Science in Changing Voices. Wiley-Blackwell, 2009.
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