APA (7th ed.) Zitazioa
Gupta,B.R. (2012). Generation of electrical energy (6th ed.). Eurasia Publishing House.
Chicago Style (17th ed.) Zitazioa
Gupta,B.R. Generation of Electrical Energy. 6th ed. New Delhi: Eurasia Publishing House, 2012.
MLA (9th ed.) Zitazioa
Gupta,B.R. Generation of Electrical Energy. 6th ed. Eurasia Publishing House, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.