00353nam a2200133Ia 4500008004100000041001200041082001600053100001600069245007200085260003100157300000800188650000700196700001600203221030s9999    xx            000 0 und d  aEnglish  a105.23bAro  aB. D. Arora 0aElectrical Wiring Estimating & Costingcby B. D. Arora, S. L. Uppal  bR.B Pub.,aNew Delhic1992  a399  aEE  aS. L. Uppal