000 00289nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a621.382,TAU
100 _aTaub Herbert
245 _aPrinciples of Communication Systems
260 _aNew Delhi
_bTMH
365 _cRs
999 _c208859
_d208859