APA (7th ed.) Citation

United States. National Archives and Records Administration. (1986). A Guide to Civil War maps in the National Archives. National Archives, National Archives and Records Administration.

Chicago Style (17th ed.) Citation

United States. National Archives and Records Administration. A Guide to Civil War Maps in the National Archives. Washington, D.C.: National Archives, National Archives and Records Administration, 1986.

MLA (8th ed.) Citation

United States. National Archives and Records Administration. A Guide to Civil War Maps in the National Archives. National Archives, National Archives and Records Administration, 1986.