APA (7th ed.) Citation

Ralston, O. C., & Stern, A. G. (1942). Report of the nonmetals division: Fiscal year 1942. U.S. Department of the Interior, Bureau of Mines.

Chicago Style (17th ed.) Citation

Ralston, Oliver C., and A. George Stern. Report of the Nonmetals Division: Fiscal Year 1942. Washington, D.C.: U.S. Department of the Interior, Bureau of Mines, 1942.

MLA (9th ed.) Citation

Ralston, Oliver C., and A. George Stern. Report of the Nonmetals Division: Fiscal Year 1942. U.S. Department of the Interior, Bureau of Mines, 1942.