APA

United States, . (2016). Current science on public exposures to toxic chemicals: 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, February 4, 2010. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2016. Current science on public exposures to toxic chemicals: 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, February 4, 2010. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2016). Current science on public exposures to toxic chemicals: 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, February 4, 2010. Washington: U.S. Government Publishing Office.

MLA

United States, . Current science on public exposures to toxic chemicals: 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, February 4, 2010. Washington: U.S. Government Publishing Office. 2016.