Beebe, S. A., & Beebe, S. J. (2015). Public speaking: An audience-centered approach (Ninth edition.). Pearson.
Citazione stile Chigago Style (17a edizione)Beebe, Steven A., e Susan J. Beebe. Public Speaking: An Audience-centered Approach. Ninth edition. Boston: Pearson, 2015.
Citatione MLA (9a ed.)Beebe, Steven A., e Susan J. Beebe. Public Speaking: An Audience-centered Approach. Ninth edition. Pearson, 2015.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.