00373nam a2200145Ia 4500003000600000005001700006008004100023020001500064040004900079082001600128100001700144245002300161260002300184500002000207NORSU20240729081905.0240220s9999    xx            000 0 und d  a0697288838  aNORSU Dumaguete (Main Campus ll)cNORSU-MCII  a621.382 G91  aGross, Lynne 0aTelecommunications  bMcGraw-Hillcc1997  aIncludes index.