United States. Congress. House. Committee on Appropriations. Subcommittee on Navy Department Appropriations & ProQuest (Firm). (1928). Navy Department Appropriation Bill, 1929: Rigid Airships: hearings before the United States House Committee on Appropriations, Subcommittee on Navy Department Appropriations, Seventieth Congress, first session, on Mar. 23, 24, 1928. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Appropriations. Subcommittee on Navy Department Appropriations and ProQuest (Firm). Navy Department Appropriation Bill, 1929: Rigid Airships: Hearings Before the United States House Committee on Appropriations, Subcommittee on Navy Department Appropriations, Seventieth Congress, First Session, on Mar. 23, 24, 1928. Washington: U.S. G.P.O., 1928.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Appropriations. Subcommittee on Navy Department Appropriations and ProQuest (Firm). Navy Department Appropriation Bill, 1929: Rigid Airships: Hearings Before the United States House Committee on Appropriations, Subcommittee on Navy Department Appropriations, Seventieth Congress, First Session, on Mar. 23, 24, 1928. U.S. G.P.O., 1928.