000 00528nam a22001817a 4500
999 _c176149
_d176148
005 20230814104840.0
008 230628b ||||| |||| 00| 0 eng d
020 _a0131538756
041 _aEN
082 _223
_a621.382
_bWIL
100 _aWilliams, Richard A.
245 _aCommunication systems analysis and design:
_b A systems approach
_c/ Richard A. Williams
260 _aEnglewood Cliffs:
_bPrentice-Hall,
_c1987
300 _aviii, 470 p.
509 _aNS
650 4 _93556
_aCommunication engineering
942 _cS