000 00286nam a2200121Ia 4500
008 220201s1969 xx 000 0 eng d
082 _a621.3004
100 _aBansal, SP
245 0 _aElectrical estimating & costing
260 _bKatson Pub house
_c1969
300 _a66
942 _2ddc
999 _c73947
_d73947