1. 1992. Responsive Regulation: Transcending the De-Regulation Debate. Oxford University Press: Oxford.
2. 1997. Dictionary of Economics. Oxford University Press: Oxford.
3. 1984. Something in the Air: Corporate Power and the Environment. Harper and Row: London.
4. Department of the Environment (DoE). 1994a. Environmental Appraisal in Government Departments. DoE, HMSO: London.
5. Department of the Environment (DoE). 1994b. Sustainable Development Strategy: the UK Strategy, Cm2426. HMSO: London.