The call heard 'round the world : Voice over Internet Protocol and the quest for convergence /
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
New York :
AMACOM, American Management Association,
c2003.
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| Subjects: |
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York :
AMACOM, American Management Association,
c2003.
|
| Subjects: |