Great Britain. Foreign Office & Great Britain. Public Record Office. (1985). Political departments, general correspondence from 1906-1966 (FO 371), political Southern, general. Public Record Office.
Chicago-referens (17:e uppl.)Great Britain. Foreign Office och Great Britain. Public Record Office. Political Departments, General Correspondence from 1906-1966 (FO 371), Political Southern, General. London: Public Record Office, 1985.
MLA-referens (8:e uppl.)Great Britain. Foreign Office och Great Britain. Public Record Office. Political Departments, General Correspondence from 1906-1966 (FO 371), Political Southern, General. Public Record Office, 1985.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.