00330nam a2200121Ia 4500008004100000041000800041082001400049100001400063245005600077250000800133260004000141650002700181230711s9999||||xx |||||||||||||| ||und||  aENG  a621bGU-U  aGupta J.B 0aUtilization of electric power and electric traction  a9th  c2010aNew DelhibS.K Kataria & Sons  aElectrical Engineering