United States. Congress. House. Committee on the Judiciary. Subcommittee on Crime, Terrorism, Homeland Security, and Investigations. (2018). Challenges facing law enforcement in the 21st century: Hearing before the Subcommittee on Crime, Terrorism, Homeland Security, and Investigations of the Committee on the Judiciary, House of Representatives, One Hundred Fifteenth Congress, first session, May 17, 2017. U.S. Government Publishing Office.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on the Judiciary. Subcommittee on Crime, Terrorism, Homeland Security, and Investigations. Challenges Facing Law Enforcement in the 21st Century: Hearing Before the Subcommittee on Crime, Terrorism, Homeland Security, and Investigations of the Committee on the Judiciary, House of Representatives, One Hundred Fifteenth Congress, First Session, May 17, 2017. Washington: U.S. Government Publishing Office, 2018.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on the Judiciary. Subcommittee on Crime, Terrorism, Homeland Security, and Investigations. Challenges Facing Law Enforcement in the 21st Century: Hearing Before the Subcommittee on Crime, Terrorism, Homeland Security, and Investigations of the Committee on the Judiciary, House of Representatives, One Hundred Fifteenth Congress, First Session, May 17, 2017. U.S. Government Publishing Office, 2018.