National Research Council (U.S.). Committee on U.S. Geological Survey Water Resources Research & ebrary, Inc. (1997). Watershed research in the U.S. Geological Survey. National Academy Press.
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Chicago-čujuhus (17. p.)
National Research Council (U.S.). Committee on U.S. Geological Survey Water Resources Research juo Inc ebrary. Watershed Research in the U.S. Geological Survey. Washington, D.C.: National Academy Press, 1997.
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MLA-čujuhus (9. p.)
National Research Council (U.S.). Committee on U.S. Geological Survey Water Resources Research juo Inc ebrary. Watershed Research in the U.S. Geological Survey. National Academy Press, 1997.
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