000 00420pam a2200157a 44500
082 _a621.38
_bSh83e
100 _aShrader, Robert L.
245 1 _aELECTRONIC COMMUNICATION
260 _aN. Y.
_bMcgraw-Hill
_c1959
300 _a937
650 _aElectronics
650 _aRadio -- Examinations, Questions, Etc
650 _aTelecommunication -- Examinations, Questions, Etc
964 _gCIRC
997 _a6764 s C
999 _c417382
_d417382