000			00510nam a22001817a 4500
999			_c124789 _d124788
005			20191108090232.0
008			191108b ||||| |||| 00| 0 eng d
041			_aEN
082			_223 _a621.38 _bTRA
245			_aTransmission systems for communications
250			_a3rd ed. (revised)
260			_a[S.l] _bBell Telephone Laboratories, Incorporated _c1965
300			_aix, 784 p.
500			_aIncludes appendix and index.
509			_aNS
650		4	_93556 _aCommunication engineering
942			_cS