000 00448nam a22001337a 4500
020 _a0070709645
040 _cNust
082 _a621.382
_bSTA'M
100 _aRobert G. Winch
_9127401
245 _aTelecommunication transmission system
_bMicrowave, fiber optic, mobile cellular, radio, data, and digital multiplexing
260 _aNew York:
_bMcGraw Hill,
_c1993.
650 _aTelecommunication transmission system
_9127402
942 _2ddc
_cBK
999 _c612536
_d612536