United States. Congress. House. Committee on Rivers and Harbors. (1934). Columbia and Snake rivers, Oreg., Wash., and Idaho: Hearings before the Committee on rivers and harbors, House of representatives, Seventy-third Congress, second session, on the subject of the improvement of the Columbia and Snake rivers, Oreg., Wash., and Idaho. February 3, 1934. U.S. Govt. print. off..
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)United States. Congress. House. Committee on Rivers and Harbors. Columbia and Snake Rivers, Oreg., Wash., and Idaho: Hearings Before the Committee on Rivers and Harbors, House of Representatives, Seventy-third Congress, Second Session, on the Subject of the Improvement of the Columbia and Snake Rivers, Oreg., Wash., and Idaho. February 3, 1934. Washington: U.S. Govt. print. off., 1934.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)United States. Congress. House. Committee on Rivers and Harbors. Columbia and Snake Rivers, Oreg., Wash., and Idaho: Hearings Before the Committee on Rivers and Harbors, House of Representatives, Seventy-third Congress, Second Session, on the Subject of the Improvement of the Columbia and Snake Rivers, Oreg., Wash., and Idaho. February 3, 1934. U.S. Govt. print. off., 1934.