United States. National Archives and Records Administration. (2000). Microfilm resources for research: A comprehensive catalog. National Archives Trust Fund Board, National Archives and Records Administration.
Citace podle Chicago (17th ed.)United States. National Archives and Records Administration. Microfilm Resources for Research: A Comprehensive Catalog. Washington, D.C.: National Archives Trust Fund Board, National Archives and Records Administration, 2000.
Citace podle MLA (8th ed.)United States. National Archives and Records Administration. Microfilm Resources for Research: A Comprehensive Catalog. National Archives Trust Fund Board, National Archives and Records Administration, 2000.
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