00374nam a2200145Ia 4500003000400000005001700004008004100021020001800062082001900080100001700099245004600116250000800162260004800170300001000218TMU20250726143844.0160921s9999    xx            000 0 und d  a9780070634541  a621.382bSin-C  aSingh, R.P.   aCommunication Systems: Analog and Digital  a2nd  bTata McGraw Hill Educationc2009aNew Delhi  a584p.