United States. Congress. Senate. Committee on the District of Columbia & ProQuest (Firm). (1926). Traffic Control in D.C: Hearings before the United States Senate Committee on the District of Columbia, Sixty-Ninth Congress, first session, on Mar. 22, 29, 31, Apr. 3, 1926. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on the District of Columbia and ProQuest (Firm). Traffic Control in D.C: Hearings Before the United States Senate Committee on the District of Columbia, Sixty-Ninth Congress, First Session, on Mar. 22, 29, 31, Apr. 3, 1926. Washington: U.S. G.P.O., 1926.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on the District of Columbia and ProQuest (Firm). Traffic Control in D.C: Hearings Before the United States Senate Committee on the District of Columbia, Sixty-Ninth Congress, First Session, on Mar. 22, 29, 31, Apr. 3, 1926. U.S. G.P.O., 1926.