00410nam a2200133 a 450000500170000000800410001702000150005804100080007310000190008124500810010025000130018126400710019430000110026520260717072140.0260701s1994    ii            000 0 eng d  a812190515X  aeng1 aTheraia, B. L.10aText book of electrical technology in S.I. system of units /cTheraia, B. L.  a21st ed. 1aNew Delhi :bNirja Construction & Development Co. (P) Ltd.,c1994.  a592 p.