APA (7th ed.) Citation

United States. Department of Commerce. (1921). Relative safety of brass, copper, and steel gauzes in miners' flame safety-lamps. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Commerce. Relative Safety of Brass, Copper, and Steel Gauzes in Miners' Flame Safety-lamps. [Washington]: GPO, 1921.

MLA (9th ed.) Citation

United States. Department of Commerce. Relative Safety of Brass, Copper, and Steel Gauzes in Miners' Flame Safety-lamps. GPO, 1921.

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