000 00400nam a2200145Ia 4500
008 221117s9999 xx 000 0 und d
082 _bVIS
100 _aVISHWANATHAN, THIAGRAJAN
245 0 _aTELECOMMUNICATION SWITCHING SYSTEM AND NETWORKS
250 _a26TH
260 _bPHI LEARNING PVT. LTD, NEW DELHI
_c2006
300 _a2006
650 _aElectronics & Communication Eng.
942 _cBK
999 _c211458
_d211458