APA (7th ed.) Citation

United States. Congress. House. Committee on Interstate and Foreign Commerce & ProQuest (Firm). (1937). Dirigible Airships: Hearings before the United States House Committee on Interstate and Foreign Commerce, Seventy-Fifth Congress, first session, on June 8, 9, 15, 22, 1937. U.S. G.P.O..

Chicago Style (17th ed.) Citation

United States. Congress. House. Committee on Interstate and Foreign Commerce and ProQuest (Firm). Dirigible Airships: Hearings Before the United States House Committee on Interstate and Foreign Commerce, Seventy-Fifth Congress, First Session, on June 8, 9, 15, 22, 1937. Washington: U.S. G.P.O., 1937.

MLA (9th ed.) Citation

United States. Congress. House. Committee on Interstate and Foreign Commerce and ProQuest (Firm). Dirigible Airships: Hearings Before the United States House Committee on Interstate and Foreign Commerce, Seventy-Fifth Congress, First Session, on June 8, 9, 15, 22, 1937. U.S. G.P.O., 1937.