1. Bassett, W.H. (1999) Clay’s Handbook of Environmental Health (18th edn). London: Chapman & Hall.
2. Department of Health (1992) The Health of the Nation. London: HMSO.
3. Department of Health (1999) Saving Lives: Our Healthier Nation. London: Stationery Office.
4. Institute of Environmental Health Officers (1993) Guidance to Local Authorities on Smoking Policies. London: IEHO.
5. Local Government Management Board (1993) Local Agenda 21: Principles and Process: a Step by Step Guide. London: Local Government Management Board.