O`Toole, Barry J.
The ideal of public servive: reflections on the higher civil service in Britain
Routledge, 2006
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Chapman, Richard A.
The higher civil service in britain
Constable, 1970
 Buku Teks SO
Stout, Hiram Miller
Public service in Great Britain / Hiram Miller Stout
The University of North Carolina Press, 1938
 Buku Teks
Berger, Morroe
Bureaucracy and society in modern egypt : a study of the higher civil service
Princeton University Press, 1957
 Buku Teks SO
Kingsley, John Donald
Recruiting applications for the public service : a refort submitted to the civil service assembly / John Donald Kingsley
Civil Service Assembly, 1948
 Buku Teks