U.S. Bureau of Reclamation. (1961). Design of small dams. U.S. Govt. Print. Off.
Chicago Style aipamenaU.S. Bureau of Reclamation. Design of Small Dams. Washington: U.S. Govt. Print. Off, 1961.
MLA aipamenaU.S. Bureau of Reclamation. Design of Small Dams. U.S. Govt. Print. Off, 1961.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.