US Senate Cmte. on the Judiciary Subc. to Investigate the Administration of the Internal Security Act and other Internal Security Laws & US Congress 091/1. (1969). Testimony of Karl Dietrich Wolff: Hearings; 91st Congress, 1st session; March 14 and 18, 1969. GPO.
Chicago Style (17th ed.) CitationUS Senate Cmte. on the Judiciary Subc. to Investigate the Administration of the Internal Security Act and other Internal Security Laws and US Congress 091/1. Testimony of Karl Dietrich Wolff: Hearings; 91st Congress, 1st Session; March 14 and 18, 1969. Washington, DC: GPO, 1969.
MLA (8th ed.) CitationUS Senate Cmte. on the Judiciary Subc. to Investigate the Administration of the Internal Security Act and other Internal Security Laws and US Congress 091/1. Testimony of Karl Dietrich Wolff: Hearings; 91st Congress, 1st Session; March 14 and 18, 1969. GPO, 1969.