000 00315nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.381
100 _aRodger E Ziemer
245 0 _aPrinciples Of Communications : Systems Modulation And Noice
250 _a1
260 _bWiley,New Delhi
_c2015
942 _cBK
999 _c29414
_d29414