http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Surface-water quality of the Cedar River basin, Iowa-Minnesota, with emphasis on the occurance and transport of herbicides, May 1984 through No vember 1985
Surface water quality of the Cedar River basin, Iowa-Minnesota, with emphasis on the occurance and transport of herbicides, May 1984 through No vember 1985
vi, 81 pages : illustrations, maps ; 28 cm.
by Paul J. Squillace and Richard A. Engberg ; prepared in cooperation with the University of Iowa Hygienic Laboratory.
Water-resources investigations report ; 88-4060