Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Estados Unidos Geological Survey. (1908). Details of sluicing gates of Roosevelt dam, Salt river project, Arizona. U. S. Geological Survey.
Chicago Style (17th ed.) Zitazioa
Estados Unidos Geological Survey. Details of Sluicing Gates of Roosevelt Dam, Salt River Project, Arizona. U. S. Geological Survey, 1908.
MLA (9th ed.) Zitazioa
Estados Unidos Geological Survey. Details of Sluicing Gates of Roosevelt Dam, Salt River Project, Arizona. U. S. Geological Survey, 1908.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.