There's no such thing as public speaking making any presentation or speech as persuasive as a one-on-one conversation
| Egile nagusia: | |
|---|---|
| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
New York
Prentice Hall Press
2007.
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| Gaiak: |