APA

United States, . (2018). Air quality impacts of wildfires: perspectives of key stakeholders : hearing before the Subcommittee on Environment of the Committee on Energy and Commerce, House of Representatives, One Hundred Fifteenth Congress, first session, October 4, 2017. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2018. Air quality impacts of wildfires: perspectives of key stakeholders : hearing before the Subcommittee on Environment of the Committee on Energy and Commerce, House of Representatives, One Hundred Fifteenth Congress, first session, October 4, 2017. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2018). Air quality impacts of wildfires: perspectives of key stakeholders : hearing before the Subcommittee on Environment of the Committee on Energy and Commerce, House of Representatives, One Hundred Fifteenth Congress, first session, October 4, 2017. Washington: U.S. Government Publishing Office.

MLA

United States, . Air quality impacts of wildfires: perspectives of key stakeholders : hearing before the Subcommittee on Environment of the Committee on Energy and Commerce, House of Representatives, One Hundred Fifteenth Congress, first session, October 4, 2017. Washington: U.S. Government Publishing Office. 2018.