APA

United States, . (2005). An investigation into the silica exposure of Yucca Mountain project workers: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eighth Congress, second session, special hearing, March 15, 2004, Las Vegas, NV. Washington: U.S. Government Printing Office.

Chicago

United States, . 2005. An investigation into the silica exposure of Yucca Mountain project workers: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eighth Congress, second session, special hearing, March 15, 2004, Las Vegas, NV. Washington: U.S. Government Printing Office.

Harvard

United States, . (2005). An investigation into the silica exposure of Yucca Mountain project workers: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eighth Congress, second session, special hearing, March 15, 2004, Las Vegas, NV. Washington: U.S. Government Printing Office.

MLA

United States, . An investigation into the silica exposure of Yucca Mountain project workers: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eighth Congress, second session, special hearing, March 15, 2004, Las Vegas, NV. Washington: U.S. Government Printing Office. 2005.