000			00640nam a2200253Ia 4500
005			20250425162547.0
008			250425s9999 xx 000 0 und d
020			_a0070629552
041			_aeng
043			_axxu
082			_a621.38
100			_aSCHILLING, DONALD L.
245		0	_aPRINCIPLES OF COMMUNICATION SYSTEMS
250			_a2ND ED.
260			_aEstados Unidos _bMCGRAW-HILL _c1986
260			_aNEW YORK
300			_a759
500			_aMcGRAW-HILL SERIES IN ELECTRICAL ENGINEERING
650			_aINGENIERIA
650			_aSISTEMA DE TELECOMUNICACION
700			_aTAUB, HERBERT
942			_c01
010			_a85662
999			_c231743 _d231743