APA (7th ed.) Citation

United States. Bureau of Mines. (1922). Arc regulation in electric furnaces and pilot light control. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Arc Regulation in Electric Furnaces and Pilot Light Control. [Washington]: [publisher not identified], 1922.

MLA (9th ed.) Citation

United States. Bureau of Mines. Arc Regulation in Electric Furnaces and Pilot Light Control. [publisher not identified], 1922.