United States. Congress. Senate. Committee on Armed Services. (2009). Ongoing efforts to combat piracy on the high seas: Hearing before the Committee on Armed Services, United States Senate, One Hundred Eleventh Congress, first session, May 5, 2009. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Armed Services. Ongoing Efforts to Combat Piracy on the High Seas: Hearing Before the Committee on Armed Services, United States Senate, One Hundred Eleventh Congress, First Session, May 5, 2009. Washington: U.S. G.P.O., 2009.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Armed Services. Ongoing Efforts to Combat Piracy on the High Seas: Hearing Before the Committee on Armed Services, United States Senate, One Hundred Eleventh Congress, First Session, May 5, 2009. U.S. G.P.O., 2009.