Proposals for amendments to the Control of Substances Hazardous to Health Regulations (Northern Ireland) 1990 and draft amendments to the Control of Substances Hazardous to Health Approved Code of Practice and the Control of Carcinogenic Substances Approved Code of Practice /
Health and Safety Agency for Northern Ireland.
[Belfast] : Health and Safety Agency for Northern Ireland,
[1993]
"Consultative document"
Great Britain.