000 00347nam a2200157Ia 4500
650 _aTelecommunication
520 _aIssue No.1-12
365 _cRS
365 _d1
942 _cBV
654 _aVoice
654 _aData
654 _aTelecom
245 _aTotal Telecommunication Magazine
260 _bA Terrapinn Publication
_c2008
_aNational
999 _c15012
_d15012