United States. Congress. Senate. Committee on Environment and Public Works. (2017). Oversight hearing on the Environmental Protection Agency's implementation of the Safe Drinking Water Act's unregulated drinking water contaminants program: Hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Twelfth Congress, first session, July 12, 2011. U.S. Government Publishing Office.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Oversight Hearing on the Environmental Protection Agency's Implementation of the Safe Drinking Water Act's Unregulated Drinking Water Contaminants Program: Hearing Before the Committee on Environment and Public Works, United States Senate, One Hundred Twelfth Congress, First Session, July 12, 2011. Washington: U.S. Government Publishing Office, 2017.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Oversight Hearing on the Environmental Protection Agency's Implementation of the Safe Drinking Water Act's Unregulated Drinking Water Contaminants Program: Hearing Before the Committee on Environment and Public Works, United States Senate, One Hundred Twelfth Congress, First Session, July 12, 2011. U.S. Government Publishing Office, 2017.