APA

United States, . (2017). Examining EPA's regional haze program: regulations without visible benefits : hearing before the Subcommittee on Environment, Committee on Science, Space, and Technology, House of Representatives, One Hundred Fourteenth Congress, second session, March 23, 2016. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2017. Examining EPA's regional haze program: regulations without visible benefits : hearing before the Subcommittee on Environment, Committee on Science, Space, and Technology, House of Representatives, One Hundred Fourteenth Congress, second session, March 23, 2016. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2017). Examining EPA's regional haze program: regulations without visible benefits : hearing before the Subcommittee on Environment, Committee on Science, Space, and Technology, House of Representatives, One Hundred Fourteenth Congress, second session, March 23, 2016. Washington: U.S. Government Publishing Office.

MLA

United States, . Examining EPA's regional haze program: regulations without visible benefits : hearing before the Subcommittee on Environment, Committee on Science, Space, and Technology, House of Representatives, One Hundred Fourteenth Congress, second session, March 23, 2016. Washington: U.S. Government Publishing Office. 2017.