National Water Resources Council (Philippines). (1983). Southern Mindanao framework plan: Tagum Libuganon basins. National Water Resource Counsil.
Chicago-Zitierstil (17. Ausg.)National Water Resources Council (Philippines). Southern Mindanao Framework Plan: Tagum Libuganon Basins. Quezon City: National Water Resource Counsil, 1983.
MLA-Zitierstil (9. Ausg.)National Water Resources Council (Philippines). Southern Mindanao Framework Plan: Tagum Libuganon Basins. National Water Resource Counsil, 1983.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.