APA (7th ed.) Citation

Simpson, W. W., Staker, W. L., & Sandberg, R. G. (1986). Calcium sulfide precipitation of mercury from gold-silver-cyanide leach slurries. U.S. Dept. of the Interior, Bureau of Mines.

Chicago Style (17th ed.) Citation

Simpson, W. W., W. L. Staker, and R. G. Sandberg. Calcium Sulfide Precipitation of Mercury from Gold-silver-cyanide Leach Slurries. Pittsburgh, Pa.: U.S. Dept. of the Interior, Bureau of Mines, 1986.

MLA (9th ed.) Citation

Simpson, W. W., et al. Calcium Sulfide Precipitation of Mercury from Gold-silver-cyanide Leach Slurries. U.S. Dept. of the Interior, Bureau of Mines, 1986.