000 00310nam a2200121Ia 4500
008 220516s2000 xx 000 0 und d
041 _aeng
082 _a537.5 ROD/ELE
100 _aRoddy,dennis.
_9837031
245 _aElectronic communications
250 _a4
260 _aNew Delhi
_bP.H.I Publications
_c2000
999 _c585826
_d585826