United States. Congress. House. Committee on the Judiciary. Subcommittee on the Constitution. (2006). Voting Rights Act, section 5: Preclearance standards : hearing before the Subcommittee on the Constitution of the Committee on the Judiciary, House of Representatives, One Hundred Ninth Congress, first session, November 1, 2005. U.S. G.P.O..

United States. Congress. House. Committee on the Judiciary. Subcommittee on the Constitution. Voting Rights Act, Section 5: Preclearance Standards : Hearing Before the Subcommittee on the Constitution of the Committee on the Judiciary, House of Representatives, One Hundred Ninth Congress, First Session, November 1, 2005. Washington: U.S. G.P.O., 2006.

United States. Congress. House. Committee on the Judiciary. Subcommittee on the Constitution. Voting Rights Act, Section 5: Preclearance Standards : Hearing Before the Subcommittee on the Constitution of the Committee on the Judiciary, House of Representatives, One Hundred Ninth Congress, First Session, November 1, 2005. U.S. G.P.O., 2006.