APA (7th ed.) Citation

British Standards Institution. (1977). [Specification for] Components of automatic fire detection systems. British Standards Institution.

Chicago Style (17th ed.) Citation

British Standards Institution. [Specification for] Components of Automatic Fire Detection Systems. London: British Standards Institution, 1977.

MLA (8th ed.) Citation

British Standards Institution. [Specification for] Components of Automatic Fire Detection Systems. British Standards Institution, 1977.

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