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| 082 | _a621.382 | ||
| 100 | _aOlivier Hersant | ||
| 245 | 0 | _aIp Telephony: Pocket-Based Multimedia Communications System | |
| 260 |
_bPearson Educational _aUsa _c2003 |
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| 300 | _a456 | ||
| 942 | _cBK | ||
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_c39136 _d39136 |
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