National Water Resources Council. (1983). Central Luzon framework plan: Pampanga river basins. National Water Resources Council.
Chicago-viite (17. p.)National Water Resources Council. Central Luzon Framework Plan: Pampanga River Basins. Quezon City: National Water Resources Council, 1983.
MLA-viite (9. p.)National Water Resources Council. Central Luzon Framework Plan: Pampanga River Basins. National Water Resources Council, 1983.
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