Cita APA (7th ed.)
Geological Survey (U.S.) & ebrary, Inc. (1999). Hydrologic hazards science at the U.S. Geological Survey. National Academy Press.
Cita Chicago (17th ed.)
Geological Survey (U.S.) i Inc ebrary. Hydrologic Hazards Science at the U.S. Geological Survey. Washington, D.C.: National Academy Press, 1999.
Cita MLA (9th ed.)
Geological Survey (U.S.) i Inc ebrary. Hydrologic Hazards Science at the U.S. Geological Survey. National Academy Press, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.