Blue book Vol. 7. Fasc. 7.1, Telegraph transmission = Series R recommendations = Telegraph services terminal equipment = Series S recommendations - IXth Plenary Assembly, Melbourne, 14-25 November 1988
- Författare
- International Telegraph and Telephone Consultative Committee
- Genre
- Konferenspublikation
- Språk
- Engelska
| Förlag | År | Ort | Om boken | ISBN |
|---|---|---|---|---|
| 1989 | Schweiz | 281 sidor. : ill. | 92-61-03591-4 |