000 00387 a2200145 4500
020 _a81-203-0984-7
080 _a621.39
_bROD
100 _aRoddy, Dennis
_915135
245 _aElectronic communications/4th ed.
260 _aNew Delhi
_bPrentice Hall of India
_c2013
300 _a719p.
650 _a621.39
_xTelecommunication
_915133
700 _aCoolen, John
_915134
942 _cBK
_2ddc
999 _c339709
_d339709