1. Anon (1988) Control of Substances Hazardous to Health Regulations, London: HMSO
2. Advisory Committee on Dangerous Pathogens;ACDP,1984
3. Specifications for Microbiological Safety Cabinets;BSI,1979
4. Standard No. 49 Class II (Laminar Flow) Bio-hazard Cabinetry;NSF,1984
5. SAA (1980) Biological Safety Cabinets, AS 2551, Standards Association of Australia, Sydney