Telecommunications directory : a guide to organizations, systems, and services concerned with the interactive electronic transmission of voice, image, and data / edited by Deborah J. Baker. Vol. 1 : North America
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| Издание: | 13th ed. |
| Физические характеристики: |
xiii, 1053 p.
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| Язык: | Английский |
| Предмет: |
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