APA (7th ed.) Citation

British Standards Institution. (1966). Specification for plain setting rings for use with internal diameter measuring machines, metric units. British Standards Institution.

Chicago Style (17th ed.) Citation

British Standards Institution. Specification for Plain Setting Rings for Use with Internal Diameter Measuring Machines, Metric Units. London: British Standards Institution, 1966.

MLA (8th ed.) Citation

British Standards Institution. Specification for Plain Setting Rings for Use with Internal Diameter Measuring Machines, Metric Units. British Standards Institution, 1966.