United States. Board of Engineers for Rivers and Harbors. (1933). Columbia and Snake Rivers, Oreg., Wash., and Idaho: Letter from the chief of engineers, United States army, transmitting report of the Board of engineers for rivers and harbors on review of reports heretofore submitted on Columbia and Snake Rivers, Oreg., Wash., and Idaho, with illustrations. Gov't..
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)United States. Board of Engineers for Rivers and Harbors. Columbia and Snake Rivers, Oreg., Wash., and Idaho: Letter from the Chief of Engineers, United States Army, Transmitting Report of the Board of Engineers for Rivers and Harbors on Review of Reports Heretofore Submitted on Columbia and Snake Rivers, Oreg., Wash., and Idaho, with Illustrations. Wash.: Gov't., 1933.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)United States. Board of Engineers for Rivers and Harbors. Columbia and Snake Rivers, Oreg., Wash., and Idaho: Letter from the Chief of Engineers, United States Army, Transmitting Report of the Board of Engineers for Rivers and Harbors on Review of Reports Heretofore Submitted on Columbia and Snake Rivers, Oreg., Wash., and Idaho, with Illustrations. Gov't., 1933.