00520nam a22001577i 4500001001000000005001700010008004100027082002200068100003600090245007200126250001000198260005600208300001700264650006300281020001800344SXC02515220260819093753.0260101s2003    ii            000 0 eng d  a621.38 KEN-E4222  aKennedy, George; Davis, Bernard10aElectronic communication systems /cKennedy, George; Davis, Bernard  a4 ed.  abTATA McGraw-Hill Publishing Co., New Delhi,c2003  ap. ;c22 cm. 0aElectronics and communication engineering; Applied physics  a9780766801950