000 00492nam a2200181Ia 4500
008 250428s9999 xx 000 0 und d
020 _a0-02-325391-6
082 _a621.380413 C69d 1990
245 0 _aDigital and analog communication systems
245 0 _cCouch III, Leon W.
260 _bMacmillan Publishing Company.
260 _c1990
300 _axxix, 766 pages.
526 _a600 Technology (App Sciences)
650 _aDigital communiucations.
942 _2DDC
942 _cB
999 _c11144
_d11144