000 00404nam a22001577a 4500
999 _c64869
_d64869
005 20201208160313.0
008 201208b ||||| |||| 00| 0 eng d
082 _a629.8 M978C
100 _aMurphy, Gordon J.
245 _aControl Engineering
260 _aNew York
_bD.Van Nostrand Company
_c1959
300 _ap.385
650 _aControl Engineering
650 _aDescribing Functions
942 _cSW