000 00278nam a2200109Ia 4500
008 220201s1998 xx 000 0 eng d
100 _aHELFRICK, A.D. & COOPER, W.D.
245 0 _aMODERN ELECTRONICS INSTRUMENTATION
260 _aDELHI
_bPHI
_c1998
300 _a446
942 _2ddc
999 _c67602
_d67602