00391nam a2200145Ia 4500003000600000005001700006008004100023020001800064040004900082082002300131100002200154245002600176260002300202500002000225NORSU20240731004250.0240220s9999    xx            000 0 und d  a9780071263320  aNORSU Dumaguete (Main Campus ll)cNORSU-MCII  a621.38215 C18 2010  aCarlson, A. Bruce 0aCommunication Systems  bMcGraw-Hillcc2010  aIncludes index.