Morrison, Herbert
Government and parliament : a survey from the inside
Oxford University Press, 1960
 Buku Teks
Cronin, James E.
The politics of state expansion: war, state and society in twentieth-century Britain
Routledge, 1991
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Campbell-Johnson, Alan
Eden : the making of a statesman
Ives Washburn, 1955
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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
 Buku Teks