The pin drop principle captivate, influence, and communicate better using the time-tested methods of professional performers
| Príomhchruthaitheoirí: | , |
|---|---|
| Formáid: | LEABHAR |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
San Francisco, CA
Jossey-Bass
[2012]
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| Ábhair: |