APA

United States, . (2007). VA research: investing today to guide tomorrow's treatment : hearing before the Committee on Veterans' Affairs, United States Senate, One Hundred Ninth Congress, second session, April 27, 2006. Washington: U.S. G.P.O.

Chicago

United States, . 2007. VA research: investing today to guide tomorrow's treatment : hearing before the Committee on Veterans' Affairs, United States Senate, One Hundred Ninth Congress, second session, April 27, 2006. Washington: U.S. G.P.O.

Harvard

United States, . (2007). VA research: investing today to guide tomorrow's treatment : hearing before the Committee on Veterans' Affairs, United States Senate, One Hundred Ninth Congress, second session, April 27, 2006. Washington: U.S. G.P.O.

MLA

United States, . VA research: investing today to guide tomorrow's treatment : hearing before the Committee on Veterans' Affairs, United States Senate, One Hundred Ninth Congress, second session, April 27, 2006. Washington: U.S. G.P.O. 2007.