APA (7th ed.) Citation

United States. Bureau of Standards. (1929). Technical news bulletin. GPO.

Chicago Style (17th ed.) Citation

United States. Bureau of Standards. Technical News Bulletin. [Washington]: GPO, 1929.

MLA (8th ed.) Citation

United States. Bureau of Standards. Technical News Bulletin. GPO, 1929.

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