000 00367nam a2200133Ia 4500
008 130729s9999 xx 000 0 und d
020 _a
082 _a
_b
100 _aRoddy, Dennis
245 _aElectronic Communication Systems 4th Ed.
260 _aNew Delhi
_b PEA
_c2009
650 _aElectronic Communication Engineering
_bCommunication Systems
942 _2ddc
_cBK
999 _c2297
_d2297