Gooch, R.K. (Robert Kent), 1893-1982
The government of England
D. Van Nostrad, 1937
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Stout, Hiram Miller
British government
Oxford University Press, 1953
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Laski, Harold J.
Parliamentary government in England : a commentary
George Allen and Unwin, 1952
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Punnett, R.M.
British government and politics
Dartmouth, 1994
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Moodie, Graeme C.
The Government of Great Britain
Crowell, 1971
 Buku Teks SO