1. Aberbach, J., Putnam, R. and Rockman, B. (1981) Bureaucrats and Politicians in Western Democracies (Cambridge, Mass.: Harvard University Press).
2. Bagehot, W. (1963) The English Constitution (London: Fontana).
3. Benn, T. (1980) ‘Manifestos and Mandarins’, in Policy and Practice: The Experience of Government (London: Royal Institute of Public Administration) pp. 57–78.
4. Borins, S. (1988) ‘Public Choice: “Yes Minister”’ made it popular, but does winning the Nobel Prize make it true?, Canadian Public Administration, 31, pp. 12–26.
5. Bruce-Gardyne, J. (1986) Ministers and Mandarins (London: Sidgwick & Jackson).