United States. Congress. House. Committee on the District of Columbia & ProQuest (Firm). (1968). Civil Disturbances in Washington: Hearings before the United States House Committee on the District of Columbia, Ninetieth Congress, second session, on May 15, 16, 1968. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on the District of Columbia and ProQuest (Firm). Civil Disturbances in Washington: Hearings Before the United States House Committee on the District of Columbia, Ninetieth Congress, Second Session, on May 15, 16, 1968. Washington: U.S. G.P.O., 1968.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on the District of Columbia and ProQuest (Firm). Civil Disturbances in Washington: Hearings Before the United States House Committee on the District of Columbia, Ninetieth Congress, Second Session, on May 15, 16, 1968. U.S. G.P.O., 1968.