Hydrogeologic and water-quality data used to characterize the management systems evaluation area near Princeton, Minnesota, 1991 [electronic resource] / by G.N. Delin ... [et al.] ; prepared in cooperation with the University of Minnesota Department of Soil Science, the U.S. Department of Agriculture, Agricultural Research Service, and the Minnesota Pollution Control Agency.
Mounds View, Minn. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Earth Science Information Center, Open-File Reports Section [distributor], 1994.