Electrical power /
Uppal, S.L
Electrical power / S.L Uppal - 5 - New delhi: Khanna, 2002 - 1740 p.
Electrical and electronics
621.3 / UPP/E
Electrical power / S.L Uppal - 5 - New delhi: Khanna, 2002 - 1740 p.
Electrical and electronics
621.3 / UPP/E