Pacific Northwest River Basins Commission. Hydrology and Hydraulics Committee. (1972). River mile index, main stem, Columbia River ([Rev.).
Cita Chicago Style (17a ed.)Pacific Northwest River Basins Commission. Hydrology and Hydraulics Committee. River Mile Index, Main Stem, Columbia River. [Rev. Vancouver, Wash, 1972.
Cita MLA (8a ed.)Pacific Northwest River Basins Commission. Hydrology and Hydraulics Committee. River Mile Index, Main Stem, Columbia River. [Rev. 1972.
Precaución: Estas citas no son 100% exactas.