Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Estados Unidos Geological Survey. (1908). General plan, elevation and section of the Roosevelt dam. U. S. Geological Survey.
Chicago Style (17th ed.) Zitazioa
Estados Unidos Geological Survey. General Plan, Elevation and Section of the Roosevelt Dam. U. S. Geological Survey, 1908.
MLA (9th ed.) Zitazioa
Estados Unidos Geological Survey. General Plan, Elevation and Section of the Roosevelt Dam. U. S. Geological Survey, 1908.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.