000 00378nam a2200133Ia 4500
999 _c23477
_d23477
003 OSt
005 20210211143635.0
008 151121s1990 xx 000 0 und d
020 _a0716750260 (ISBN13: 9780716750260)
044 _aUnited State of America
082 _aR 621.382 PIE
100 _aPierce, John R.
245 _aSignals: t he science of telecommunications
260 _bScientific American: New York
_c1990
300 _a247p; hardcover
942 _2ddc
_cBK