000 00302nam a2200121Ia 4500
008 220201s1970 xx 000 0 eng d
082 _a658.834
_bWAT
100 _aWatts (Reference egnald)
245 0 _aReference eaching the consumer
260 _bMacrow hill co.
_c1970
300 _a223
942 _2ddc
_01
999 _c458
_d458