TY - BOOK AU - Giusti,Ennio V. AU - Bennett,Gordon D. TI - Water resources of the north coast lime-stone area, Puerto Rico T2 - Water resources investigation PY - 1976/// CY - [Washington] PB - U.S. Geological Survey KW - Hydrology KW - Research KW - Puerto Rico KW - Local KW - Aquifers ER -