APA (7th ed.) Citation

United States. Department of Commerce. (1920). Accidents at metallurgical works in U.S. during calendar year 1920. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Commerce. Accidents at Metallurgical Works in U.S. During Calendar Year 1920. [Washington]: GPO, 1920.

MLA (9th ed.) Citation

United States. Department of Commerce. Accidents at Metallurgical Works in U.S. During Calendar Year 1920. GPO, 1920.

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