Carey, D., & Carey, R. C. (2008). Vocal arts workbook and DVD: A practical course for achieving clarity and expression with your voice. Methuen Drama.
Citazione stile Chigago Style (17a edizione)Carey, David, e Rebecca Clark Carey. Vocal Arts Workbook and DVD: A Practical Course for Achieving Clarity and Expression with Your Voice. London: Methuen Drama, 2008.
Citatione MLA (9a ed.)Carey, David, e Rebecca Clark Carey. Vocal Arts Workbook and DVD: A Practical Course for Achieving Clarity and Expression with Your Voice. Methuen Drama, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.