United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Oversight and Investigations. (2012). Secrecy in the response to Bayer's chemical plant explosion: Hearing before the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, House of Representatives, One Hundred Eleventh Congress, first session, April 21, 2009. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Energy and Commerce. Subcommittee on Oversight and Investigations. Secrecy in the Response to Bayer's Chemical Plant Explosion: Hearing Before the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, House of Representatives, One Hundred Eleventh Congress, First Session, April 21, 2009. Washington: U.S. G.P.O., 2012.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Energy and Commerce. Subcommittee on Oversight and Investigations. Secrecy in the Response to Bayer's Chemical Plant Explosion: Hearing Before the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, House of Representatives, One Hundred Eleventh Congress, First Session, April 21, 2009. U.S. G.P.O., 2012.