00366cam a2200145ua 4500020000900000041001000009082001800019100001800037245008300055250001200138260004400150300001200194365000900206504000500215  c6.00  aengh  a621.3bGUP/EL  aGupta, S S  .  aElectrical engineering: A C and D C machines / cS S Gupta.hTextual Documents  a1 / b.  aAllahabad : bSaroj Prakashan , c1969.  a212 ; .  a6.00  a