APA

United States, . (2005). Hearing on the regulation of 527 organizations: hearing before the Committee on House Administration, House of Representatives, One Hundred Ninth Congress, first session, hearing held in Washington, DC, April 20, 2005. Washington: U.S. G.P.O.

Chicago

United States, . 2005. Hearing on the regulation of 527 organizations: hearing before the Committee on House Administration, House of Representatives, One Hundred Ninth Congress, first session, hearing held in Washington, DC, April 20, 2005. Washington: U.S. G.P.O.

Harvard

United States, . (2005). Hearing on the regulation of 527 organizations: hearing before the Committee on House Administration, House of Representatives, One Hundred Ninth Congress, first session, hearing held in Washington, DC, April 20, 2005. Washington: U.S. G.P.O.

MLA

United States, . Hearing on the regulation of 527 organizations: hearing before the Committee on House Administration, House of Representatives, One Hundred Ninth Congress, first session, hearing held in Washington, DC, April 20, 2005. Washington: U.S. G.P.O. 2005.