Library of Congress. Congressional Research Service & ProQuest (Firm). (2007). Obstruction of Justice: An Overview of Some of the Federal Statutes That Prohibit Interference with Judicial, Executive, or Legislative Activities. [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Obstruction of Justice: An Overview of Some of the Federal Statutes That Prohibit Interference with Judicial, Executive, or Legislative Activities. [Place of publication not identified]: [publisher not identified], 2007.
MLA (9th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Obstruction of Justice: An Overview of Some of the Federal Statutes That Prohibit Interference with Judicial, Executive, or Legislative Activities. [publisher not identified], 2007.