APA

United States, . (2018). Nominations to the U.S. Department of Transportation, the U.S. Department of Commerce, and the National Transportation Safety Board: hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fifteenth Congress, first session, June 8, 2017. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2018. Nominations to the U.S. Department of Transportation, the U.S. Department of Commerce, and the National Transportation Safety Board: hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fifteenth Congress, first session, June 8, 2017. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2018). Nominations to the U.S. Department of Transportation, the U.S. Department of Commerce, and the National Transportation Safety Board: hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fifteenth Congress, first session, June 8, 2017. Washington: U.S. Government Publishing Office.

MLA

United States, . Nominations to the U.S. Department of Transportation, the U.S. Department of Commerce, and the National Transportation Safety Board: hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fifteenth Congress, first session, June 8, 2017. Washington: U.S. Government Publishing Office. 2018.