00490nam a22001817a 450000500170000001000130001702000260003003500130005603700130006908200120008210000170009424500450011125000110015626000350016727000540020230000330025650000190028920190802141332.0  aB-728358  a9788126509041c849.00  aB-728358  bRK Books  a621.382  aHaykin,Simon  aCommunication systems /cby Simon Haykin  a4th ed  aNew DelhibWileyc2019 (repr.)  a4436/7, Ansari Road, DaryaganjbNew Delhie110002  axvi, 816p.:bill.c24cm(pbk)  aincludes index