Rudolph F. Verderber. (2015). The challenge of effective speaking in a digital age. Stamford: USA: Cengage Learning.
Chicago Style CitationRudolph F. Verderber. The Challenge of Effective Speaking in a Digital Age. Stamford: USA: Cengage Learning, 2015.
MLA CitationRudolph F. Verderber. The Challenge of Effective Speaking in a Digital Age. Stamford: USA: Cengage Learning, 2015.
Warning: These citations may not always be 100% accurate.