National Research Council (U.S.). Committee on Research Priorities for the USGS Center of Excellence for Geospatial Information Science & ebrary, Inc. (2007). A research agenda for geographic information science at the United States Geological Survey. National Academies Press.
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Chicago-čujuhus (17. p.)
National Research Council (U.S.). Committee on Research Priorities for the USGS Center of Excellence for Geospatial Information Science juo Inc ebrary. A Research Agenda for Geographic Information Science at the United States Geological Survey. Washington, D.C.: National Academies Press, 2007.
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MLA-čujuhus (9. p.)
National Research Council (U.S.). Committee on Research Priorities for the USGS Center of Excellence for Geospatial Information Science juo Inc ebrary. A Research Agenda for Geographic Information Science at the United States Geological Survey. National Academies Press, 2007.
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Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.