APA (7th ed.) Citation

Firestone, R., Catlett, J., & Firestone, L. A. (2012). The self under siege: Voice therapy and differentiation. Routledge.

Chicago Style (17th ed.) Citation

Firestone, Robert, Joyce Catlett, and Lisa A. Firestone. The Self Under Siege: Voice Therapy and Differentiation. New York: Routledge, 2012.

MLA (9th ed.) Citation

Firestone, Robert, et al. The Self Under Siege: Voice Therapy and Differentiation. Routledge, 2012.