000 00395nam a2200169Ia 4500
650 _aTelecommunication
520 _aIssue No. 9,11-12
365 _cRS
365 _d1
942 _cBV
654 _aVoice
654 _aIndia
654 _aTelecommunication
245 _aVoice and India
_bThe Business of Communicaion
260 _bGupta, Pradeep. New Delhi
_c2002
_aNational
440 _v8
999 _c20930
_d20930