APA (7th ed.) Citation

Great Britain. Health and Safety Executive. (1989). Monitoring strategies for toxic substances (Rev. ed.). HMSO.

Chicago Style (17th ed.) Citation

Great Britain. Health and Safety Executive. Monitoring Strategies for Toxic Substances. Rev. ed. [London]: HMSO, 1989.

MLA (8th ed.) Citation

Great Britain. Health and Safety Executive. Monitoring Strategies for Toxic Substances. Rev. ed. HMSO, 1989.