APA

United States, . (2019). Protecting our future: addressing school security challenges in America : field hearing before the Subcommittee on Emergency Preparedness, Response and Communications of the Committee on Homeland Security, House of Representatives, One Hundred Fifteenth Congress, second session, July 9, 2018. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2019. Protecting our future: addressing school security challenges in America : field hearing before the Subcommittee on Emergency Preparedness, Response and Communications of the Committee on Homeland Security, House of Representatives, One Hundred Fifteenth Congress, second session, July 9, 2018. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2019). Protecting our future: addressing school security challenges in America : field hearing before the Subcommittee on Emergency Preparedness, Response and Communications of the Committee on Homeland Security, House of Representatives, One Hundred Fifteenth Congress, second session, July 9, 2018. Washington: U.S. Government Publishing Office.

MLA

United States, . Protecting our future: addressing school security challenges in America : field hearing before the Subcommittee on Emergency Preparedness, Response and Communications of the Committee on Homeland Security, House of Representatives, One Hundred Fifteenth Congress, second session, July 9, 2018. Washington: U.S. Government Publishing Office. 2019.