APA (7th ed.) Citation

Cash, F. E., & Dempsey, C. P. (1936). Pebble phosphate accident experience. U.S. Dept. of the Interior, Bureau of Mines.

Chicago Style (17th ed.) Citation

Cash, F. E., and Claud P. Dempsey. Pebble Phosphate Accident Experience. [Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Mines, 1936.

MLA (8th ed.) Citation

Cash, F. E., and Claud P. Dempsey. Pebble Phosphate Accident Experience. U.S. Dept. of the Interior, Bureau of Mines, 1936.