APA (7th ed.) Zitazioa

(2011). Active power control testing at the U.S. National Wind Technology Center / Erik Ela.

Chicago Style (17th ed.) Zitazioa

Active Power Control Testing at the U.S. National Wind Technology Center / Erik Ela. 2011.

MLA (9th ed.) Zitazioa

Active Power Control Testing at the U.S. National Wind Technology Center / Erik Ela. 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.