000 00309nam a2200121Ia 4500
008 221221s9999 xx 000 0 und d
041 _aENG
082 _a621.3
_bGUP/E
100 _aGupta, J B
245 0 _aElectrical Installation Estimating And Costing
260 _aNew Delhi
_bS.K.Kataria
_c2001
942 _cBK
999 _c9782
_d9782