APA (7th ed.) Citation

USA. National Archives and Records Administration. (1987). Guide to the National Archives of the United States.

Chicago Style (17th ed.) Citation

USA. National Archives and Records Administration. Guide to the National Archives of the United States. Washington, DC, 1987.

MLA (8th ed.) Citation

USA. National Archives and Records Administration. Guide to the National Archives of the United States. 1987.

Warning: These citations may not always be 100% accurate.