Juckem, P. F. (2007). Hydrogeologic characteristics of the St. Croix River basin, Minnesota and Wisconsin: Implications for the susceptibility of ground water to potential contamination. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationJuckem, Paul F. Hydrogeologic Characteristics of the St. Croix River Basin, Minnesota and Wisconsin: Implications for the Susceptibility of Ground Water to Potential Contamination. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2007.
MLA (9th ed.) CitationJuckem, Paul F. Hydrogeologic Characteristics of the St. Croix River Basin, Minnesota and Wisconsin: Implications for the Susceptibility of Ground Water to Potential Contamination. U.S. Department of the Interior, U.S. Geological Survey, 2007.