000 00453nam a2200157Ia 4500
008 150723s9999 xx 000 0 und d
020 _a489
082 _a 621.382 CAR-C
100 _a Carlson, Bruce A ; Crilly, Paul B
245 _a Communication systems: An introduction to signals and noise in electrical communication
250 _a5
260 _b Tata McGraw Hill Education pvt.Ltd.,New Delhi
260 _c2011
300 _a924
942 _cBK
999 _c396
_d396