United States. National Park Service. (1967). Founders and frontiersmen: Historic places commemorating early nationhood and the westward movement, 1783-1828. National Park Service.
Chicago Style (17th ed.) CitationUnited States. National Park Service. Founders and Frontiersmen: Historic Places Commemorating Early Nationhood and the Westward Movement, 1783-1828. Washington: National Park Service, 1967.
MLA (8th ed.) CitationUnited States. National Park Service. Founders and Frontiersmen: Historic Places Commemorating Early Nationhood and the Westward Movement, 1783-1828. National Park Service, 1967.
Warning: These citations may not always be 100% accurate.