Douglas County (Or.), USGS Oregon Water Science Center, Geological Survey (U.S.), & Tanner, D. Q. (2006). Water quality and algal data for the North Umpqua River basin, Oregon, 2005. U.S. Geological Survey.
Chicago Style (17th ed.) CitationDouglas County (Or.), USGS Oregon Water Science Center, Geological Survey (U.S.), and Dwight Q. Tanner. Water Quality and Algal Data for the North Umpqua River Basin, Oregon, 2005. [Reston, Va.]: U.S. Geological Survey, 2006.
MLA (9th ed.) CitationDouglas County (Or.), et al. Water Quality and Algal Data for the North Umpqua River Basin, Oregon, 2005. U.S. Geological Survey, 2006.
Warning: These citations may not always be 100% accurate.