000 00450nam a22001697a 4500
005 20220518143236.0
008 100703t xxu||||| |||| 00| 0 eng d
020 _a0716750260
082 _a621.382
_bPIE
100 _aPierce,John R
245 _aSignals
_bthe science of telecommunications
260 _aNew York
_bScientific American Library
_c1990
300 _avi,247p.
653 _atelecommunications
700 _aNoll,A Michael
942 _cBK
999 _c223454
_d223454