APA

United States, . (2004). Avoiding conflicts of interest at the National Institutes of Health: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eighth Congress, second session, special hearing, January 22, 2004, Washington, DC. Washington: U.S. G.P.O.

Chicago

United States, . 2004. Avoiding conflicts of interest at the National Institutes of Health: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eighth Congress, second session, special hearing, January 22, 2004, Washington, DC. Washington: U.S. G.P.O.

Harvard

United States, . (2004). Avoiding conflicts of interest at the National Institutes of Health: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eighth Congress, second session, special hearing, January 22, 2004, Washington, DC. Washington: U.S. G.P.O.

MLA

United States, . Avoiding conflicts of interest at the National Institutes of Health: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Eighth Congress, second session, special hearing, January 22, 2004, Washington, DC. Washington: U.S. G.P.O. 2004.