United States. Congress. Senate. Committee on Armed Services. (2010). Current and future worldwide threats to the national security of the United States: Hearing before the Committee on Armed Services, United States Senate, One Hundred Eleventh Congress, first session, March 10, 2009. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Armed Services. Current and Future Worldwide Threats to the National Security of the United States: Hearing Before the Committee on Armed Services, United States Senate, One Hundred Eleventh Congress, First Session, March 10, 2009. Washington: U.S. G.P.O., 2010.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Armed Services. Current and Future Worldwide Threats to the National Security of the United States: Hearing Before the Committee on Armed Services, United States Senate, One Hundred Eleventh Congress, First Session, March 10, 2009. U.S. G.P.O., 2010.