APA

United States, . (2017). Oversight of the Environmental Protection Agency's Superfund Program: hearing before the Subcommittee on Superfund, Toxics and Environmental Health, of the Committee on Environment and Public Works, United States Senate, One Hundred Eleventh Congress, second session, June 22, 2010. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2017. Oversight of the Environmental Protection Agency's Superfund Program: hearing before the Subcommittee on Superfund, Toxics and Environmental Health, of the Committee on Environment and Public Works, United States Senate, One Hundred Eleventh Congress, second session, June 22, 2010. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2017). Oversight of the Environmental Protection Agency's Superfund Program: hearing before the Subcommittee on Superfund, Toxics and Environmental Health, of the Committee on Environment and Public Works, United States Senate, One Hundred Eleventh Congress, second session, June 22, 2010. Washington: U.S. Government Publishing Office.

MLA

United States, . Oversight of the Environmental Protection Agency's Superfund Program: hearing before the Subcommittee on Superfund, Toxics and Environmental Health, of the Committee on Environment and Public Works, United States Senate, One Hundred Eleventh Congress, second session, June 22, 2010. Washington: U.S. Government Publishing Office. 2017.