00337nam a2200133Ia 4500100003200000650002700032490000800059654003300067245003300100260003100133082001900164300000800183546001200191  aDanilson/ G.L/ Walker /R.S   aElectrical Engineering  vIII  aRadio System For Technicions  aRadio System For Technicions  bButtersworthaLondonc1982  a621.3bDan/Wal  a117  aENGLISH