University of Nebraska--Lincoln. Conservation and Survey Division & Geological Survey (U.S.). (1992). Groundwater-level changes in Nebraska. Conservation and Survey Division, Institute of Agriculture and Natural Resources, University of Nebraska-Lincoln.
Chicago Style (17th ed.) CitationUniversity of Nebraska--Lincoln. Conservation and Survey Division and Geological Survey (U.S.). Groundwater-level Changes in Nebraska. Lincoln, Neb.: Conservation and Survey Division, Institute of Agriculture and Natural Resources, University of Nebraska-Lincoln, 1992.
MLA (8th ed.) CitationUniversity of Nebraska--Lincoln. Conservation and Survey Division and Geological Survey (U.S.). Groundwater-level Changes in Nebraska. Conservation and Survey Division, Institute of Agriculture and Natural Resources, University of Nebraska-Lincoln, 1992.