APA (7th ed.) Citation

Great Britain. Department of the Environment for Northern Ireland. (1979). Standard specification for water and sewerage schemes (2nd ed.). H.M.S.O..

Chicago Style (17th ed.) Citation

Great Britain. Department of the Environment for Northern Ireland. Standard Specification for Water and Sewerage Schemes. 2nd ed. Edinburgh: H.M.S.O., 1979.

MLA (9th ed.) Citation

Great Britain. Department of the Environment for Northern Ireland. Standard Specification for Water and Sewerage Schemes. 2nd ed. H.M.S.O., 1979.

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