Georgia--Alabama--Tennessee Shellmound quadrangle /
MLA
Geological Survey (U.S.). "Georgia--Alabama--Tennessee Shellmound quadrangle /." University of Georgia. Map and Government Information Library. 1956, https://dlg.usg.edu/record/dlg_topos_usgs75-shellmound-1945-1956#item.
APA
Geological Survey (U.S.) (1956). Georgia--Alabama--Tennessee Shellmound quadrangle /. Retrieved from https://dlg.usg.edu/record/dlg_topos_usgs75-shellmound-1945-1956#item
Chicago
Geological Survey (U.S.). "Georgia--Alabama--Tennessee Shellmound quadrangle /." 1956. May 15, 2026. https://dlg.usg.edu/record/dlg_topos_usgs75-shellmound-1945-1956#item.
