Washington : National Commission for the Review of Federal and State Laws Relating to Wiretapping and Electronic Surveillance : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976.
United States. Congress. Senate. Committee on Labor and Human Resources. Subcommittee on Employment and Productivity.
Washington : U.S. G.P.O. : For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office, 1993.
United States. National Commission for the Review of Federal and State Laws Relating to Wiretapping and Electronic Surveillance.
Washington : National Commission for the Review of Federal and State Laws Relating to Wiretapping and Electronic Surveillance : for sale by the Supt. of Docs., U.S. Govt. Print Off., 1976.
United States. Congress. Senate. Committee on the Judiciary.
Washington : U.S. G.P.O. : For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office, 1997.