000 00301nam a2200133Ia 4500
020 _a9788177585582
100 _aDennis Roddy
245 _aElectronic Communications
250 _a4th
260 _c2008
_bPearson/Prentice Hall
_aNew Delhi
300 D _aix+792
700 _aJohn Coolen
942 _cBK
999 _c35613
_d35613