Cash, Allen J.
Touring England
The Automobile Association, 1987
 Buku Referensi
Gooch, R.K. (Robert Kent), 1893-1982
The government of England
D. Van Nostrad, 1937
 Buku Teks
Trevelyan, George Macaulay, 1876-1962
History of England
Longmans, Green, 1945
 Buku Teks SO
Lavell, C.F.
Imperial England
Macmillan, 1919
 Buku Teks SO
Stroud, Angus
Stuart England
Routledge, 1999
 Buku Teks SO