DAVIS, S. (1966). Hydrology. John Wiley.
Chicago Style (17th ed.) ZitazioaDAVIS, Stanley. Hydrology. New York: John Wiley, 1966.
MLA (9th ed.) ZitazioaDAVIS, Stanley. Hydrology. John Wiley, 1966.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.