United States. Congress. Senate. Committee on Environment and Public Works. (2015). Preventing potential chemical threats and improving safety: Oversight of the President's executive order on improving chemical facility safety and security : hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Thirteenth Congress, second session, March 6, 2014. U.S. Government Publishing Office.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Preventing Potential Chemical Threats and Improving Safety: Oversight of the President's Executive Order on Improving Chemical Facility Safety and Security : Hearing Before the Committee on Environment and Public Works, United States Senate, One Hundred Thirteenth Congress, Second Session, March 6, 2014. Washington: U.S. Government Publishing Office, 2015.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Preventing Potential Chemical Threats and Improving Safety: Oversight of the President's Executive Order on Improving Chemical Facility Safety and Security : Hearing Before the Committee on Environment and Public Works, United States Senate, One Hundred Thirteenth Congress, Second Session, March 6, 2014. U.S. Government Publishing Office, 2015.