United States. Congress. Senate. Committee on Interior and Insular Affairs & ProQuest (Firm). (1949). Mineral Resources Development: Hearings before the United States Senate Committee on Interior and Insular Affairs, Eighty-First Congress, first session, on July 15, 16, 19, 30, Aug. 5, 1949. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Interior and Insular Affairs and ProQuest (Firm). Mineral Resources Development: Hearings Before the United States Senate Committee on Interior and Insular Affairs, Eighty-First Congress, First Session, on July 15, 16, 19, 30, Aug. 5, 1949. Washington: U.S. G.P.O., 1949.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Interior and Insular Affairs and ProQuest (Firm). Mineral Resources Development: Hearings Before the United States Senate Committee on Interior and Insular Affairs, Eighty-First Congress, First Session, on July 15, 16, 19, 30, Aug. 5, 1949. U.S. G.P.O., 1949.