Great Britain. Colonial Office & Great Britain. Public Record Office. (1970). Original Correspondence. Public Record Office.
Chicago-referens (17:e uppl.)Great Britain. Colonial Office och Great Britain. Public Record Office. Original Correspondence. London: Public Record Office, 1970.
MLA-referens (8:e uppl.)Great Britain. Colonial Office och Great Britain. Public Record Office. Original Correspondence. Public Record Office, 1970.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.