United States. Congress. Senate. Committee on Education and Labor & ProQuest (Firm). (1936). Silicosis and Metal-Mining Conditions: Hearings before the United States Senate Committee on Education and Labor, Subcommittee on S. Con. Res. 34, Seventy-Fourth Congress, second session, on Apr. 1, 2, 1936. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Education and Labor and ProQuest (Firm). Silicosis and Metal-Mining Conditions: Hearings Before the United States Senate Committee on Education and Labor, Subcommittee on S. Con. Res. 34, Seventy-Fourth Congress, Second Session, on Apr. 1, 2, 1936. Washington: U.S. G.P.O., 1936.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Education and Labor and ProQuest (Firm). Silicosis and Metal-Mining Conditions: Hearings Before the United States Senate Committee on Education and Labor, Subcommittee on S. Con. Res. 34, Seventy-Fourth Congress, Second Session, on Apr. 1, 2, 1936. U.S. G.P.O., 1936.