APA

United States, . (2016). Examining pathways toward compliance of the National Ambient Air Quality Standard for ground-level ozone: legislative hearing on S. 2882 and S. 2072 : hearing before the Subcommittee on Clean Air and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Fourteenth Congress, second session, June 22, 2016. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2016. Examining pathways toward compliance of the National Ambient Air Quality Standard for ground-level ozone: legislative hearing on S. 2882 and S. 2072 : hearing before the Subcommittee on Clean Air and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Fourteenth Congress, second session, June 22, 2016. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2016). Examining pathways toward compliance of the National Ambient Air Quality Standard for ground-level ozone: legislative hearing on S. 2882 and S. 2072 : hearing before the Subcommittee on Clean Air and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Fourteenth Congress, second session, June 22, 2016. Washington: U.S. Government Publishing Office.

MLA

United States, . Examining pathways toward compliance of the National Ambient Air Quality Standard for ground-level ozone: legislative hearing on S. 2882 and S. 2072 : hearing before the Subcommittee on Clean Air and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Fourteenth Congress, second session, June 22, 2016. Washington: U.S. Government Publishing Office. 2016.