United States. Bureau of Standards. (1938). Specifications, tolerances, and regulations for commercial weights and measures and weighing and measuring devices. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Standards. Specifications, Tolerances, and Regulations for Commercial Weights and Measures and Weighing and Measuring Devices. [Washington]: [s.n.], 1938.
MLA (9th ed.) CitationUnited States. Bureau of Standards. Specifications, Tolerances, and Regulations for Commercial Weights and Measures and Weighing and Measuring Devices. [s.n.], 1938.
Warning: These citations may not always be 100% accurate.