APA (7th ed.) Citation

Philippines. National Water Resources Council. (1977). Irrigation inventory,1977. NWRC.

Chicago Style (17th ed.) Citation

Philippines. National Water Resources Council. Irrigation Inventory,1977. [Quezon City]: NWRC, 1977.

MLA (9th ed.) Citation

Philippines. National Water Resources Council. Irrigation Inventory,1977. NWRC, 1977.

Warning: These citations may not always be 100% accurate.