United States. Congress. Senate. Committee on Public Lands, ProQuest (Firm), & United States. Department of the Interior. (1912). Work of the Bureau of Mines in States west of the Mississippi River. Letter from the Secretary of the Interior, transmitting in response to Senate resolution of March 25, 1912, information relative to the work of the Bureau of Mines for the Metal-Mining Industries in States west of the Mississippi River. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Public Lands, ProQuest (Firm), and United States. Department of the Interior. Work of the Bureau of Mines in States West of the Mississippi River. Letter from the Secretary of the Interior, Transmitting in Response to Senate Resolution of March 25, 1912, Information Relative to the Work of the Bureau of Mines for the Metal-Mining Industries in States West of the Mississippi River. Washington: [publisher not identified], 1912.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Public Lands, et al. Work of the Bureau of Mines in States West of the Mississippi River. Letter from the Secretary of the Interior, Transmitting in Response to Senate Resolution of March 25, 1912, Information Relative to the Work of the Bureau of Mines for the Metal-Mining Industries in States West of the Mississippi River. [publisher not identified], 1912.