APA (7th ed.) Citation

Great Britain & Great Britain. Department of the Environment. Knight's building regulations (with approved documents). Charles Knight.

Chicago Style (17th ed.) Citation

Great Britain and Great Britain. Department of the Environment. Knight's Building Regulations (with Approved Documents). Croydon: Charles Knight.

MLA (9th ed.) Citation

Great Britain and Great Britain. Department of the Environment. Knight's Building Regulations (with Approved Documents). Charles Knight.

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