00466nam a2200181Ia 4500003000400000005001700004008004100021040000800062082001400070100001500084245004600099250000800145260001400153260003000167300001500197650003600212650003600248AIT20240408122032.0221231s9999    xx            000 0 und d  cAIT  a621.3 UPP  aS.L. Uppal 0aElectrical Wiring, Estimating And Costing  a5th  aNew Delhi  bKhanna Publication c2003  axiv, 836p.  aElectronics And Communication    bElectronics And Communication