APA (7th ed.) Citation

(1989). Quality assurance system / Design Standards Office, Department of the Environment, PSA (2nd ed.). Building Research Establishment.

Chicago Style (17th ed.) Citation

Quality Assurance System / Design Standards Office, Department of the Environment, PSA. 2nd ed. Watford: Building Research Establishment, 1989.

MLA (9th ed.) Citation

Quality Assurance System / Design Standards Office, Department of the Environment, PSA. 2nd ed. Building Research Establishment, 1989.

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