APA

United States, . (2020). Confronting a growing public health threat: measles outbreaks in the U.S. : hearing before the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, House of Representatives, One Hundred Sixteenth Congress, first session, February 27, 2019. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2020. Confronting a growing public health threat: measles outbreaks in the U.S. : hearing before the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, House of Representatives, One Hundred Sixteenth Congress, first session, February 27, 2019. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2020). Confronting a growing public health threat: measles outbreaks in the U.S. : hearing before the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, House of Representatives, One Hundred Sixteenth Congress, first session, February 27, 2019. Washington: U.S. Government Publishing Office.

MLA

United States, . Confronting a growing public health threat: measles outbreaks in the U.S. : hearing before the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, House of Representatives, One Hundred Sixteenth Congress, first session, February 27, 2019. Washington: U.S. Government Publishing Office. 2020.