APA (7th ed.) Citation

Philippines. Mapping and Resource Information Authority. (1990). Province of Negros Oriental (Ed. 1, March, 1990.). National Mapping and Resource Information Authority.

Chicago Style (17th ed.) Citation

Philippines. Mapping and Resource Information Authority. Province of Negros Oriental. Ed. 1, March, 1990. Makati City: National Mapping and Resource Information Authority, 1990.

MLA (9th ed.) Citation

Philippines. Mapping and Resource Information Authority. Province of Negros Oriental. Ed. 1, March, 1990. National Mapping and Resource Information Authority, 1990.