The complete writing guide to preparing reports, proposals, memos, etc.
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Englewood Cliffs, N.J.
Prentice-Hall
c1980.
|
| Cyfres: | A Spectrum book
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| Pynciau: |