APA (7th ed.) Citation

Great Britain. Drinking Water Inspectorate. (1993). Manual on treatment of private water supplies / DWI. HMSO.

Chicago Style (17th ed.) Citation

Great Britain. Drinking Water Inspectorate. Manual on Treatment of Private Water Supplies / DWI. London: HMSO, 1993.

MLA (9th ed.) Citation

Great Britain. Drinking Water Inspectorate. Manual on Treatment of Private Water Supplies / DWI. HMSO, 1993.

Warning: These citations may not always be 100% accurate.