| 000 | 00487nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130320s9999 xx 000 0 und d | ||
| 100 | _aTapish Baronia | ||
| 245 | _aStudy of telecom architecture | ||
| 502 |
_bPGDIT _c2005-2006 _dINT _eMeraj Uddin M.D _fKshitij Gupta (TTS) _gTata Teleservices Ltd., New Delhi |
||
| 650 | _aCOMMUNICATION SERVICE PROVIDERS | ||
| 650 | _aCSPS | ||
| 650 | _aOPERATIONS SUPPORT SYSTEMS | ||
| 650 | _aTELECOM BILLING SOFTWARE | ||
| 650 | _aTELECOMMUNICATION | ||
| 999 |
_c2734 _d2734 |
||