APA (7th ed.) Citation

Ma, E., & Yiu, E. (2011). Handbook of voice assessments. Plural Publishing.

Chicago Style (17th ed.) Citation

Ma, Estella, and Edwin Yiu. Handbook of Voice Assessments. San Diego: Plural Publishing, 2011.

MLA (9th ed.) Citation

Ma, Estella, and Edwin Yiu. Handbook of Voice Assessments. Plural Publishing, 2011.