Basic business and professional speech communication
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Englewood Cliffs, NJ
Prentice-Hall
c1979.
|
| Cyfres: | The Prentice-Hall series in speech communication
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| Pynciau: |