Gustavsson, N., & Gustavsson, N. (2001). Geochemical landscapes of the conterminous United States: New map presentations for 22 elements. Denver, Colo.: U.S. Departamento of the Interior, Geological Survey.
Chicago Style CitationGustavsson, N., and N. Gustavsson. Geochemical Landscapes of the Conterminous United States: New Map Presentations for 22 Elements. Denver, Colo.: U.S. Departamento of the Interior, Geological Survey, 2001.
MLA CitationGustavsson, N., and N. Gustavsson. Geochemical Landscapes of the Conterminous United States: New Map Presentations for 22 Elements. Denver, Colo.: U.S. Departamento of the Interior, Geological Survey, 2001.
Warning: These citations may not always be 100% accurate.