TY - RPRT TI - Water resources data for Maryland and Delaware, water year 1979 AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1980 DO - 10.3133/wdrmdde791 UR - https://pubs.usgs.gov/publication/wdrMDDE791 ID - wdrMDDE791 ER -