APA
United States, . (2018). United States Capitol Police: operations and workforce : hearing before the Committee on House Administration, House of Representatives, One Hundred Fifteenth Congress, second session, June 26, 2018. Washington: U.S. Government Publishing Office.
Chicago
United States, . 2018. United States Capitol Police: operations and workforce : hearing before the Committee on House Administration, House of Representatives, One Hundred Fifteenth Congress, second session, June 26, 2018. Washington: U.S. Government Publishing Office.
Harvard
United States, . (2018). United States Capitol Police: operations and workforce : hearing before the Committee on House Administration, House of Representatives, One Hundred Fifteenth Congress, second session, June 26, 2018. Washington: U.S. Government Publishing Office.
MLA
United States, . United States Capitol Police: operations and workforce : hearing before the Committee on House Administration, House of Representatives, One Hundred Fifteenth Congress, second session, June 26, 2018. Washington: U.S. Government Publishing Office. 2018.