000 00320nam a2200121Ia 4500
008 160710s1977 xx 000 0 und d
082 _a621.31933 ARO
100 _aARORA,B.D.
245 _aELECTRICAL WIRING ESTIMATING & COSTING WITH PRACTICALS
260 _bNEW HEIGHTS
_c1977
300 _a291+140+72
942 _2ddc
_cB
999 _c41790
_d41790