Lombard, R. E. (1986). Channel geometry, flood elevations, and flood maps, lower Toutle and Cowlitz rivers, Washington, June 1980 to May 1981. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationLombard, R. E. Channel Geometry, Flood Elevations, and Flood Maps, Lower Toutle and Cowlitz Rivers, Washington, June 1980 to May 1981. Tacoma, Washington: United States Department of the Interior, Geological Survey, 1986.
MLA (9th ed.) CitationLombard, R. E. Channel Geometry, Flood Elevations, and Flood Maps, Lower Toutle and Cowlitz Rivers, Washington, June 1980 to May 1981. United States Department of the Interior, Geological Survey, 1986.
Warning: These citations may not always be 100% accurate.