000 00556nam a2200181Ia 4500
008 140130s9999 xx 000 0 und d
020 _a9788120307131
082 _a621.3857
_bVIS
100 _aViswanathan, t.
245 _aTelecommunication Switching Systems And Networks
260 _c0
_aPrentice Hall of India PVT.Ltd.
_bNew Delhi
300 _axx, 583.p.
500 _aCOMPUTERS AND TELECOMMUNICATION
650 _aTelecommunication Switching Systems And Networks
650 _a TELECOMMUNICATION
650 _aEngineering
942 _2ddc
_cB
999 _c233908
_d233908