000			00475nam a2200193Ia 4500
005			20250619144713.0
008			250619s9999||||xx |||||||||||||| ||und||
020			_c37.50
040			_aMAIN
041			_aEnglish
082			_a621.382 _bSHA
100			_aShrader, Robert L.
245		0	_aElectronic communication
260			_aNew York _b; Mcgraw-Hill Book _c, 1959
300			_a937p.
650			_aCommunication Engineering
650			_aEngineering
942			_cBK
999			_c109993 _d109993