Llwytho...
International telecommunications
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Printed Book |
| Iaith: | English |
| Cyhoeddwyd: |
Indiana
Sams
1993
|
| Cyfres: | Proffessional reference series
|
| Pynciau: |
| Disgrifiad Corfforoll: | 444p. |
|---|---|
| ISBN: | 0672301199 |