Dekalb County, 1938: Aerial photography index
MLA
United States. Agricultural Stabilization and Conservation Service. Aerial Photography Division. "Dekalb County, 1938: Aerial photography index." University of Georgia. Map and Government Information Library. 1938, https://dlg.usg.edu/record/gyca_gaphind_dekalb-1938#item.
APA
United States. Agricultural Stabilization and Conservation Service. Aerial Photography Division (1938). Dekalb County, 1938: Aerial photography index. Retrieved from https://dlg.usg.edu/record/gyca_gaphind_dekalb-1938#item
Chicago
United States. Agricultural Stabilization and Conservation Service. Aerial Photography Division. "Dekalb County, 1938: Aerial photography index." 1938. February 25, 2021. https://dlg.usg.edu/record/gyca_gaphind_dekalb-1938#item.