000 00281nam a2200121Ia 4500
008 220201s1969 xx 000 0 eng d
082 _a621.3002
100 _aGrover, Kailash
245 0 _aElectrical estimating & costing
260 _bDelhi
_c1969
300 _a284
942 _2ddc
999 _c75988
_d75988