Effective presentation skills : a practical guide for better speaking /
| Main Author: | |
|---|---|
| Format: | Book |
| Published: |
California:
Crisp Pub,
1987.
|
| Subjects: |
| Main Author: | |
|---|---|
| Format: | Book |
| Published: |
California:
Crisp Pub,
1987.
|
| Subjects: |