APA (7th ed.) Zitazioa

Electrical Markets of the USA. ABS Energy Research.

Chicago Style (17th ed.) Zitazioa

Electrical Markets of the USA. ABS Energy Research.

MLA (9th ed.) Zitazioa

Electrical Markets of the USA. ABS Energy Research.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.