National Water Resources Council. (1982). Western Mindanao framework plan: Mapangi-Dipolog basins. NWRC.
Cita Chicago (17th ed.)National Water Resources Council. Western Mindanao Framework Plan: Mapangi-Dipolog Basins. Quezon City: NWRC, 1982.
Cita MLA (9th ed.)National Water Resources Council. Western Mindanao Framework Plan: Mapangi-Dipolog Basins. NWRC, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.