APA (7th ed.) Citation

Hahner, J. C., Salisch, S. L., & Sokoloff, M. A. (1990). Speaking clearly: Improving voice and diction (3rd ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Hahner, Jeffrey C., Sandra L. Salisch, and Martin A. Sokoloff. Speaking Clearly: Improving Voice and Diction. 3rd ed. New York: McGraw-Hill, 1990.

MLA (9th ed.) Citation

Hahner, Jeffrey C., et al. Speaking Clearly: Improving Voice and Diction. 3rd ed. McGraw-Hill, 1990.