Report of the nonmetals division, fiscal year 1941 /
by Oliver C. Ralston and A. George Stern.
APA Citation
Ralston, O. C. (Oliver Caldwell)., Stern, A. George. (1941). Report of the nonmetals division, fiscal year 1941. [Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Mines.
MLA Citation
Ralston, Oliver C. (Oliver Caldwell), b. 1887, and A. George Stern. Report of the Nonmetals Division, Fiscal Year 1941. [Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Mines, 1941.
Warning: These citations may not always be complete (especially for serials).