APA (7th ed.) Citation

Osborn, M., Osborn, S., & Osborn, R. (2009). Public speaking (8th ed.). Pearson/Allyn & Bacon.

Chicago Style (17th ed.) Citation

Osborn, Michael, Suzanne Osborn, and Randall Osborn. Public Speaking. 8th ed. Boston: Pearson/Allyn & Bacon, 2009.

MLA (9th ed.) Citation

Osborn, Michael, et al. Public Speaking. 8th ed. Pearson/Allyn & Bacon, 2009.