TY - RPRT TI - WATSTORE user's guide; Volume 7, Water-use file; Chapter II, National aggregated data base AU - J.W. Harding AU - N.L. Ebersole AU - C.F. Merk PY - 1980 DO - 10.3133/ofr801220b UR - https://pubs.usgs.gov/publication/ofr801220B ID - ofr801220B ER -