000 00306nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a621.382 KEN
100 _aKENNEDY (GEORGE) DAVIS (BERNARD)
245 _aElectronic Communication Systems
260 _aNEW DELHI
_bTMH
365 _cRS
999 _c174719
_d174719