Irwin County, 1948: Aerial photography index
MLA
United States. Agricultural Stabilization and Conservation Service. Aerial Photography Division. "Irwin County, 1948: Aerial photography index." University of Georgia. Map and Government Information Library. 1948, https://dlg.usg.edu/record/gyca_gaphind_irwin-1948#item.
APA
United States. Agricultural Stabilization and Conservation Service. Aerial Photography Division (1948). Irwin County, 1948: Aerial photography index. Retrieved from https://dlg.usg.edu/record/gyca_gaphind_irwin-1948#item
Chicago
United States. Agricultural Stabilization and Conservation Service. Aerial Photography Division. "Irwin County, 1948: Aerial photography index." 1948. June 20, 2025. https://dlg.usg.edu/record/gyca_gaphind_irwin-1948#item.
