United States. Congress. House. Committee on the District of Columbia & ProQuest (Firm). (1917). Government Monopoly of Telephone Communication in D.C: Hearings before the United States House Committee on the District of Columbia, Sixty-Fourth Congress, second session, on Jan. 19, 1917. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on the District of Columbia and ProQuest (Firm). Government Monopoly of Telephone Communication in D.C: Hearings Before the United States House Committee on the District of Columbia, Sixty-Fourth Congress, Second Session, on Jan. 19, 1917. Washington: U.S. G.P.O., 1917.
MLA (8th ed.) CitationUnited States. Congress. House. Committee on the District of Columbia and ProQuest (Firm). Government Monopoly of Telephone Communication in D.C: Hearings Before the United States House Committee on the District of Columbia, Sixty-Fourth Congress, Second Session, on Jan. 19, 1917. U.S. G.P.O., 1917.