APA (7th ed.) Citation

Hahner, J. C., Sokoloff, M. A., & Salisch, S. L. (1997). Speaking clearly: Improving voice and diction (5th ed.). McGraw-Hill Companies.

Chicago Style (17th ed.) Citation

Hahner, Jeffrey C., Martin A. Sokoloff, and Sandra L. Salisch. Speaking Clearly: Improving Voice and Diction. 5th ed. New York: McGraw-Hill Companies, 1997.

MLA (9th ed.) Citation

Hahner, Jeffrey C., et al. Speaking Clearly: Improving Voice and Diction. 5th ed. McGraw-Hill Companies, 1997.