PPower inventory, 1977Power inventory, 1977de National Water Resources Council (Philippines)MateriasElectric powerEdiciones (1)Power inventory, 1977. (1978)Republic of the Philippines · inglésMás obras de National Water Resources Council (Philippines)SSurvey/inventory on water impounding reservoirsSurvey/inventory on water impounding reservoirsIIrrigation inventory, 1977Irrigation inventory, 1977PPhilippines water resourcesPhilippines water resources