TY - RPRT TI - Puerto Rico water resources planning model program description AU - D.W. Moody AU - Thomas Maddock AU - M.R. Karlinger AU - J.J. Lloyd PY - 1973 DO - 10.3133/ofr73193 UR - https://pubs.usgs.gov/publication/ofr73193 ID - ofr73193 ER -