United States. Congress. Senate. Committee on Education and Labor & ProQuest (Firm). (1899). Hours of labor for workmen, mechanics, etc., employed upon public works of the United States: Hearings before the United States Senate Committee on Education and Labor, Fifty-Fifth Congress, third session, on February 20, 1899. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Education and Labor and ProQuest (Firm). Hours of Labor for Workmen, Mechanics, Etc., Employed upon Public Works of the United States: Hearings Before the United States Senate Committee on Education and Labor, Fifty-Fifth Congress, Third Session, on February 20, 1899. Washington: [publisher not identified], 1899.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Education and Labor and ProQuest (Firm). Hours of Labor for Workmen, Mechanics, Etc., Employed upon Public Works of the United States: Hearings Before the United States Senate Committee on Education and Labor, Fifty-Fifth Congress, Third Session, on February 20, 1899. [publisher not identified], 1899.