000 00414nam a2200145Ia 4500
008 241226s9999 xx 000 0 und d
020 _a81-203-2229-0
082 _a621.382
_bSCH
100 _aSchweber, W
245 0 _aElectronic communications systems-fourth edition
260 _aNew Delhi :
_bPhi Publication,
_c2002.
300 _axii,820
365 _a350
650 _aElectrical Electronics Communication,
999 _c138462
_d138462