Cita APA

Hahner, J. C., Sokoloff, M. A., & Salisch, S. L. (2002). Speaking clearly: Improving voice and diction (6. edition.). Boston: McGraw-Hill.

Citación estilo Chicago

Hahner, Jeffrey C., Martin A. Sokoloff, y Sandra L. Salisch. Speaking Clearly: Improving Voice and Diction. 6. edition. Boston: McGraw-Hill, 2002.

Cita MLA

Hahner, Jeffrey C., Martin A. Sokoloff, y Sandra L. Salisch. Speaking Clearly: Improving Voice and Diction. 6. edition. Boston: McGraw-Hill, 2002.