Writing in engineering
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Manila
Textbook Development Committee, De la Salle University
1976.
|
| Cyfres: | Series in English for sperial purposes
pt.2 |
| Pynciau: |