00410nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001600084245007800100260004900178300000800227650000700235700002200242221030s9999    xx            000 0 und d  a8122403688  aEnglish  a105.23bRai  aK. B. Raina 0aElectrical Design Estimating & Costingcby K. B. Raina, S. K.Bhattacharya  bNew  Age International Pub.aNew Delhic1998  a395  aEE  aS. K.Bhattacharya