APA (7th ed.) Citation

Divers, E. F., LaScola, J. C., & Kissell, F. N. (1979). Sideboard device for improved face ventilation in coal mines. Dept. of the Interior, Bureau of Mines.

Chicago Style (17th ed.) Citation

Divers, Edward F., John C. LaScola, and Fred N. Kissell. Sideboard Device for Improved Face Ventilation in Coal Mines. [Washington]: Dept. of the Interior, Bureau of Mines, 1979.

MLA (9th ed.) Citation

Divers, Edward F., et al. Sideboard Device for Improved Face Ventilation in Coal Mines. Dept. of the Interior, Bureau of Mines, 1979.