APA

Schmisseur, E., Youmans, R., Boodt, W., State University. Water Resources Research Institute, O., States. Army. Corps of Engineers. Portland District, U., State University. Agricultural Experiment Station, O., Northwest River Basins Commission, P., & State Water Resources Board. Economic Task Force, O. (1975). Economic impact of public investments in small-boat facilities and county and state parks in the Lower Umpqua River area of Douglas County, Oregon. : Corvallis, Or. : Water Resources Research Institute, Oregon State University.