Gupta B.R. (2010). Power System Analysaisi & Design. S.Chand.
Chicago Style aipamenaGupta B.R. Power System Analysaisi & Design. New Delhi: S.Chand, 2010.
MLA aipamenaGupta B.R. Power System Analysaisi & Design. S.Chand, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.