1. Allen, N. (2008) A new ethical world of British MPs? The Journal of Legislative Studies 14 (3): 297–314.
2. Anechiarico, F. and Jacobs, J.B. (1996) The Pursuit of Absolute Integrity: How Corruption Control Makes Government Ineffective. Chicago, IL: University of Chicago Press.
3. Atkinson, M. and Mancuso, M. (1992) Edicts and etiquette: Regulating conflict of interest in congress and the house of commons. Corruption and Reform 7 (1): 1–18.
4. Bell, M. (2003) Through Gates of Fire: A Journey into World Disorder. London: Weidenfeld & Nicolson.
5. Birch, A.H. (1964) Representative and Responsible Government: An Essay on the British Constitution. London: Allen and Unwin.