Reform of the grand jury system : hearing before the Subcommittee on Constitutional Rights of the Committee on the Judiciary, United States Senate, Ninety-fourth Congress, second session on S. 3274, H.R. 1277, H.R. 6006, H.R. 6207, H.R. 10947, H.R. 11660, H.R. 11870, H.R. 14146, and H.J. Res. 46 September 28, 1976. (U.S. Govt. Print. Off, 1976)