000 00417nam a22001697a 4500
003 NUST - PNEC
005 20170116180942.0
008 150907b xxu||||| |||| 00| 0 eng d
020 _a-
040 _cLIBRARY
082 _a621.38043 LAW
100 _98796
_aLawson, James L.
245 _aThreshold signals
_cLawsons, James L.
260 _c1950
650 _98792
_aElectrical engineering
_xEE
942 _2ddc
_cBK
999 _c66193
_d66193