000 00457nam a22001697a 4500
005 20220518143946.0
008 130216t xxu||||| |||| 00| 0 eng d
020 _a9788120322295
082 _a621.382
_bSCH"2009"
100 _aSchweber, William
245 _aElectronic Communication Systems
250 _a4th ed
260 _aNew Delhi
_bPHI
_c2009
300 _axii, 820p.
653 _a1. Electronic communication
_a2. Tele communication
942 _cBK
999 _c225662
_d225662