APA (7th ed.) Citation

United States. Bureau of Mines, Fieldner, A. C., & Stanton, F. M. (1912). Methods of analyzing coal and coke. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Bureau of Mines, Arno Carl Fieldner, and F. M. Stanton. Methods of Analyzing Coal and Coke. Washington: U.S. GPO, 1912.

MLA (9th ed.) Citation

United States. Bureau of Mines, et al. Methods of Analyzing Coal and Coke. U.S. GPO, 1912.