United States. Bureau of the Public Debt & United States. National Archives and Records Service. (1965). Records of the Bureau of the Public Debt. The National Archives and Records Service.
Lua i Stíl Chicago (17ú heag.)United States. Bureau of the Public Debt agus United States. National Archives and Records Service. Records of the Bureau of the Public Debt. Washington, D.C.: The National Archives and Records Service, 1965.
Lua MLA (8ú heag.)United States. Bureau of the Public Debt agus United States. National Archives and Records Service. Records of the Bureau of the Public Debt. The National Archives and Records Service, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.