National Water Resources Council (Philippines). (1983). Southern Mindanao framework plan: Tagum Libuganon basins. National Water Resource Counsil.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Water Resources Council (Philippines). Southern Mindanao Framework Plan: Tagum Libuganon Basins. Quezon City: National Water Resource Counsil, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Water Resources Council (Philippines). Southern Mindanao Framework Plan: Tagum Libuganon Basins. National Water Resource Counsil, 1983.
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