APA (7th ed.) Citation

British Standards Institution. (1965). Specification for fine pitch gears. British Standards Institution.

Chicago Style (17th ed.) Citation

British Standards Institution. Specification for Fine Pitch Gears. London: British Standards Institution, 1965.

MLA (8th ed.) Citation

British Standards Institution. Specification for Fine Pitch Gears. British Standards Institution, 1965.

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