00465nam a2200157Ia 4500100002100000250000600021942000700027654002500034245004200059260002800101082001700129300000800146546001200154999001700166952012400183  aZiemer/Rodger E   a2  cBK  acommunication system  aPrinciples  of  communication systems  bJaico PubaBombayc1993  a621.398bPAN  a812  aENGLISH  c18530d18530  001040708CRCaCRCEbCRCEd2023-03-17eglobal booksg975.00l0o621.398 PANp7106r2023-03-17v975.00w2023-03-17yBK