APA

United States, . (2018). On the line: border security from an agent and officer perspective : hearing before the Subcommittee on Border and Maritime Security of the Committee on Homeland Security, House of Representatives, One Hundred Fifteenth Congress, second session, January 9, 2018. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2018. On the line: border security from an agent and officer perspective : hearing before the Subcommittee on Border and Maritime Security of the Committee on Homeland Security, House of Representatives, One Hundred Fifteenth Congress, second session, January 9, 2018. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2018). On the line: border security from an agent and officer perspective : hearing before the Subcommittee on Border and Maritime Security of the Committee on Homeland Security, House of Representatives, One Hundred Fifteenth Congress, second session, January 9, 2018. Washington: U.S. Government Publishing Office.

MLA

United States, . On the line: border security from an agent and officer perspective : hearing before the Subcommittee on Border and Maritime Security of the Committee on Homeland Security, House of Representatives, One Hundred Fifteenth Congress, second session, January 9, 2018. Washington: U.S. Government Publishing Office. 2018.