APA (7th ed.) Citation

United States. Bureau of Mines. (1939). Recent research by Bureau of Mines on ignition of firedamp by explosives. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Recent Research by Bureau of Mines on Ignition of Firedamp by Explosives. [Washington]: [s.n.], 1939.

MLA (9th ed.) Citation

United States. Bureau of Mines. Recent Research by Bureau of Mines on Ignition of Firedamp by Explosives. [s.n.], 1939.