APA

United States, . (2020). The northern northern border: Homeland Security priorities in the Arctic : hearing before the Subcommittee on Transportation and Maritime Security of the Committee on Homeland Security, House of Representatives, One Hundred Sixteenth Congress, first session. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2020. The northern northern border: Homeland Security priorities in the Arctic : hearing before the Subcommittee on Transportation and Maritime Security of the Committee on Homeland Security, House of Representatives, One Hundred Sixteenth Congress, first session. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2020). The northern northern border: Homeland Security priorities in the Arctic : hearing before the Subcommittee on Transportation and Maritime Security of the Committee on Homeland Security, House of Representatives, One Hundred Sixteenth Congress, first session. Washington: U.S. Government Publishing Office.

MLA

United States, . The northern northern border: Homeland Security priorities in the Arctic : hearing before the Subcommittee on Transportation and Maritime Security of the Committee on Homeland Security, House of Representatives, One Hundred Sixteenth Congress, first session. Washington: U.S. Government Publishing Office. 2020.