000 00314nam a2200121Ia 4500
008 220201s1976 xx 000 0 eng d
082 _a621.381
_bJOH
100 _aJohn, V.K.M.
245 0 _aIndustrial electronics and instrumentation
260 _aLondon
_bKhanna publication
_c1976
300 _a331
942 _2ddc
999 _c21390
_d21390