000 00319nam a2200121Ia 4500
008 230401s2011 xx 000 0 eng d
082 _a621.38154
100 _aHELFRICK (ALLERT D)
245 0 _aMODERN ELECTRONIC INSTRUMENTATION & MEASUNMENT TECHNIOUES
260 _bDELHI PHI
_c2011
300 _a446
942 _2ddc
_cBTECH
999 _c336
_d336