APA

United States, . (2019). Annual oversight of the Smithsonian Institution: hearing before the Committee on Rules and Administration, United States Senate, One Hundred Sixteenth Congress, first session, March 27, 2019. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2019. Annual oversight of the Smithsonian Institution: hearing before the Committee on Rules and Administration, United States Senate, One Hundred Sixteenth Congress, first session, March 27, 2019. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2019). Annual oversight of the Smithsonian Institution: hearing before the Committee on Rules and Administration, United States Senate, One Hundred Sixteenth Congress, first session, March 27, 2019. Washington: U.S. Government Publishing Office.

MLA

United States, . Annual oversight of the Smithsonian Institution: hearing before the Committee on Rules and Administration, United States Senate, One Hundred Sixteenth Congress, first session, March 27, 2019. Washington: U.S. Government Publishing Office. 2019.