Data and computer communications
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York, Toronto, New York
Macmillan Pub. Co. Collier Macmillan Canada Maxwell Macmillan International
c1994.
|
| Rhifyn: | 4th ed. |
| Pynciau: |