Geological Survey (U.S.). (2000). US GeoData digital elevation models. [U.S. Dept. of the Interior, U.S. Geological Survey].
Chicago Style (17th ed.) CitationGeological Survey (U.S.). US GeoData Digital Elevation Models. [Reston, Va.]: [U.S. Dept. of the Interior, U.S. Geological Survey], 2000.
MLA (9th ed.) CitationGeological Survey (U.S.). US GeoData Digital Elevation Models. [U.S. Dept. of the Interior, U.S. Geological Survey], 2000.
Warning: These citations may not always be 100% accurate.