APA

United States, . (2020). Assessing the role of the United States in the world: hearing before the Committee on Foreign Relations, United States Senate, One Hundred Sixteenth Congress, first session, February 27, 2019. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2020. Assessing the role of the United States in the world: hearing before the Committee on Foreign Relations, United States Senate, One Hundred Sixteenth Congress, first session, February 27, 2019. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2020). Assessing the role of the United States in the world: hearing before the Committee on Foreign Relations, United States Senate, One Hundred Sixteenth Congress, first session, February 27, 2019. Washington: U.S. Government Publishing Office.

MLA

United States, . Assessing the role of the United States in the world: hearing before the Committee on Foreign Relations, United States Senate, One Hundred Sixteenth Congress, first session, February 27, 2019. Washington: U.S. Government Publishing Office. 2020.