TY - RPRT TI - Water resources data for Louisiana, water year 1977, volume 1. Central and northern Louisiana AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1977 DO - 10.3133/wdrla771 UR - https://pubs.usgs.gov/publication/wdrLA771 ID - wdrLA771 ER -