00278nam a22001217a 4500082001700000100001200017245003300029260003500062300001000097650002700107942000700134999001500141  a621.3bBAB-B  aBabujan  aBasic electrical engineering  aKollambS B Publicafionsc2010  a274p.  aElectrical engineering  cBK  c5333d5333