Cita APA (7th ed.)

Shewell, C. (2009). Voice work: Art and science in changing voices. Wiley, an imprint of John Wiley & Sons.

Cita Chicago (17th ed.)

Shewell, Christina. Voice Work: Art and Science in Changing Voices. Chichester, West Sussex, United Kingdom ; [Hoboken]: Wiley, an imprint of John Wiley & Sons, 2009.

Cita MLA (9th ed.)

Shewell, Christina. Voice Work: Art and Science in Changing Voices. Wiley, an imprint of John Wiley & Sons, 2009.