APA (7th ed.) Citation

United States. Bureau of Mines & Wallace, K. G. (1990). Impact of using auxiliary fans on coal mine ventilation efficiency and cost. United States. Dept. of the interior, Bureau of Mines.

Chicago Style (17th ed.) Citation

United States. Bureau of Mines and Keith G. Wallace. Impact of Using Auxiliary Fans on Coal Mine Ventilation Efficiency and Cost. [Washington]: United States. Dept. of the interior, Bureau of Mines, 1990.

MLA (9th ed.) Citation

United States. Bureau of Mines and Keith G. Wallace. Impact of Using Auxiliary Fans on Coal Mine Ventilation Efficiency and Cost. United States. Dept. of the interior, Bureau of Mines, 1990.