Boocher,Dianna. (2005). Speak with Confidence: Powerful presentations that inform,inspire,and persuade. Tata McGraw-Hill.
Chicago ZitierstilBoocher,Dianna. Speak with Confidence: Powerful Presentations That Inform,inspire,and Persuade. New Delhi: Tata McGraw-Hill, 2005.
MLA ZitierstilBoocher,Dianna. Speak with Confidence: Powerful Presentations That Inform,inspire,and Persuade. Tata McGraw-Hill, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.