APA (7th ed.) Citation

United States. Congress. House. Committee on Post Office and Post Roads & ProQuest (Firm). (1940). Transportation of Foreign Mail by Aircraft: Hearings before the United States House Committee on Post Office and Post Roads, Subcommittee on Post Office and Post Roads, Seventy-Sixth Congress, third session, on June 20, 1940. U.S. G.P.O..

Chicago Style (17th ed.) Citation

United States. Congress. House. Committee on Post Office and Post Roads and ProQuest (Firm). Transportation of Foreign Mail by Aircraft: Hearings Before the United States House Committee on Post Office and Post Roads, Subcommittee on Post Office and Post Roads, Seventy-Sixth Congress, Third Session, on June 20, 1940. Washington: U.S. G.P.O., 1940.

MLA (9th ed.) Citation

United States. Congress. House. Committee on Post Office and Post Roads and ProQuest (Firm). Transportation of Foreign Mail by Aircraft: Hearings Before the United States House Committee on Post Office and Post Roads, Subcommittee on Post Office and Post Roads, Seventy-Sixth Congress, Third Session, on June 20, 1940. U.S. G.P.O., 1940.