APA

United States, . (2016). Protecting America's workers: reviewing mine safety policies with stakeholders : hearing before the Subcommittee on Workforce Protections, Committee on Education and the Workforce, U.S. House of Representatives, One Hundred Fourteenth Congress, first session, hearing held in Washington, DC, October 21, 2015. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2016. Protecting America's workers: reviewing mine safety policies with stakeholders : hearing before the Subcommittee on Workforce Protections, Committee on Education and the Workforce, U.S. House of Representatives, One Hundred Fourteenth Congress, first session, hearing held in Washington, DC, October 21, 2015. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2016). Protecting America's workers: reviewing mine safety policies with stakeholders : hearing before the Subcommittee on Workforce Protections, Committee on Education and the Workforce, U.S. House of Representatives, One Hundred Fourteenth Congress, first session, hearing held in Washington, DC, October 21, 2015. Washington: U.S. Government Publishing Office.

MLA

United States, . Protecting America's workers: reviewing mine safety policies with stakeholders : hearing before the Subcommittee on Workforce Protections, Committee on Education and the Workforce, U.S. House of Representatives, One Hundred Fourteenth Congress, first session, hearing held in Washington, DC, October 21, 2015. Washington: U.S. Government Publishing Office. 2016.