1. Accountants International Study Group (AISG), 1977. Audit Committees – Current Practices in Canada, the UK and US. Accountants International Study Group, London
2. Allen, M. (Ed.), 1989. The Times 1000: London Times Books, 1989–1990
3. The incentives for voluntary audit committee formation;Bradbury;Journal of Accounting and Public Policy,1990
4. A simple test for heteroscedasticity and random coefficient variation;Breucsh;Econometrica,1979
5. Cadbury Committee, 1992. Committee on the Financial Aspects of Corporate Governance. Report of the Committee on the Financial Aspects of Corporate Governance London, Gee