United States. Congress. Senate. Select Committee on Intelligence. (2009). Current and projected national security threats to the United States: Hearing before the Select Committee on Intelligence of the United States Senate, One Hundred Eleventh Congress, first session, February 12, 2009. U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Select Committee on Intelligence. Current and Projected National Security Threats to the United States: Hearing Before the Select Committee On Intelligence of the United States Senate, One Hundred Eleventh Congress, First Session, February 12, 2009. Washington: U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2009.
MLA (8th ed.) CitationUnited States. Congress. Senate. Select Committee on Intelligence. Current and Projected National Security Threats to the United States: Hearing Before the Select Committee On Intelligence of the United States Senate, One Hundred Eleventh Congress, First Session, February 12, 2009. U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2009.