APA (7th ed.) Citation

United States. Bureau of Mines. (1920). Use of bituminous coal as water-gas generator fuel. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Use of Bituminous Coal as Water-gas Generator Fuel. [Washington]: [publisher not identified], 1920.

MLA (9th ed.) Citation

United States. Bureau of Mines. Use of Bituminous Coal as Water-gas Generator Fuel. [publisher not identified], 1920.

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