APA
Uppal S.L, . (1965). Text Book of Electrical Engineering. New Delhi: Khanna Publications,New Delhi.
Chicago
Uppal S.L, . 1965. Text Book of Electrical Engineering. New Delhi: Khanna Publications,New Delhi.
Harvard
Uppal S.L, . (1965). Text Book of Electrical Engineering. New Delhi: Khanna Publications,New Delhi.
MLA
Uppal S.L, . Text Book of Electrical Engineering. New Delhi: Khanna Publications,New Delhi. 1965.