APA (7th ed.) Citation

Shepherd, M. (1941). Glass stopcocks. United States Department of Commerce, National Bureau of Standards.

Chicago Style (17th ed.) Citation

Shepherd, Martin. Glass Stopcocks. Washington: United States Department of Commerce, National Bureau of Standards, 1941.

MLA (9th ed.) Citation

Shepherd, Martin. Glass Stopcocks. United States Department of Commerce, National Bureau of Standards, 1941.

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