APA (7th ed.) Citation

Philippines. National Mapping and Resource Information Authority. Aparri. National Mapping and Resource Information Authority, reprinted, 1989.

Chicago Style (17th ed.) Citation

Philippines. National Mapping and Resource Information Authority. Aparri. Makati, Metro Manila: National Mapping and Resource Information Authority, reprinted, 1989.

MLA (9th ed.) Citation

Philippines. National Mapping and Resource Information Authority. Aparri. National Mapping and Resource Information Authority, reprinted, 1989.

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