1. Abrar, S., Lovenduski, J., & Margetts, H. (2000). Feminist Ideas and Domestic Violence Policy Chang. Political Studies, 48(2), 239–262.
2. Association of Chief Police Officers (ACPO). (1988). A Review of the Private Security Industry. North Wales: Police.
3. Bank of England. (2008, October). Financial Stability Report (Issue No. 24). London: Bank of England.
4. BBC. (2008, November 6). Security Licence Body Chief Quits, BBC Online. Available at: http://news.bbc.co.uk/1/hi/uk/7713493.stm . Accessed 01 Sept 2013.
5. Butler, I., & Drakeford, M. (2005). Scandal, Social Policy and Social Welfare. Bristol: Policy Press.