United States. Congress. House. Committee on Naval Affairs & ProQuest (Firm). (1909). Statement of Capt. N. R. Usher, U.S. Navy, Assistant to Bureau of Navigation: Hearings before the United States House Committee on Naval Affairs, Sixty-First Congress, second session, on Dec. 8, 1909. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Naval Affairs and ProQuest (Firm). Statement of Capt. N. R. Usher, U.S. Navy, Assistant to Bureau of Navigation: Hearings Before the United States House Committee on Naval Affairs, Sixty-First Congress, Second Session, on Dec. 8, 1909. Washington: U.S. G.P.O., 1909.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Naval Affairs and ProQuest (Firm). Statement of Capt. N. R. Usher, U.S. Navy, Assistant to Bureau of Navigation: Hearings Before the United States House Committee on Naval Affairs, Sixty-First Congress, Second Session, on Dec. 8, 1909. U.S. G.P.O., 1909.