Norton, W. H. (1912). Underground water resources of Iowa. Department of the Interior, United States Geological Survey.
Chicago Style (17th ed.) CitationNorton, William Harmon. Underground Water Resources of Iowa. [Washington, D.C.]: Department of the Interior, United States Geological Survey, 1912.
MLA (9th ed.) CitationNorton, William Harmon. Underground Water Resources of Iowa. Department of the Interior, United States Geological Survey, 1912.
Warning: These citations may not always be 100% accurate.