APA (7th ed.) Citation

National Physical Laboratory (Great Britain). (1954). Balances, weights, and precise laboratory weighing. H.M. Stationery Off.

Chicago Style (17th ed.) Citation

National Physical Laboratory (Great Britain). Balances, Weights, and Precise Laboratory Weighing. London: H.M. Stationery Off, 1954.

MLA (9th ed.) Citation

National Physical Laboratory (Great Britain). Balances, Weights, and Precise Laboratory Weighing. H.M. Stationery Off, 1954.