Hydrologic data processing system - Pascual, L. D.; Mena, M.M.; Alarilla, L.M. Jr.; Mantaring, P. (Quezon City National Hydraulic Research Center, College of Engineering, University of the Philippines, 1975)
"September 1975."--Title page.
Fi-11948g donated by Dr. Leonardo Q. Liongson.
Keywords: Hydrologic cycle -- Philippines