Verderber, R. F., & Sellnow, D. D. (2018). The challenge of effective speaking in a digital age. Boston, MA: Cengage Learning.
Chicago ZitierstilVerderber, Rudolph F., und Deanna D. Sellnow. The Challenge of Effective Speaking in a Digital Age. Boston, MA: Cengage Learning, 2018.
MLA ZitierstilVerderber, Rudolph F., und Deanna D. Sellnow. The Challenge of Effective Speaking in a Digital Age. Boston, MA: Cengage Learning, 2018.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.