United States. Congress. Senate. Committee on Environment and Public Works. (2014). Report to the President from the National Commission on the BP Deepwater Horizon oil spill and offshore drilling: Hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Twelfth Congress, first session, March 16, 2011. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Report to the President from the National Commission on the BP Deepwater Horizon Oil Spill and Offshore Drilling: Hearing Before the Committee on Environment and Public Works, United States Senate, One Hundred Twelfth Congress, First Session, March 16, 2011. Washington: U.S. Government Printing Office, 2014.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Report to the President from the National Commission on the BP Deepwater Horizon Oil Spill and Offshore Drilling: Hearing Before the Committee on Environment and Public Works, United States Senate, One Hundred Twelfth Congress, First Session, March 16, 2011. U.S. Government Printing Office, 2014.