Philippines. Mapping and Resource Information Authority. (1991). Province of Pampanga (Ed. 1, June, 1991.). National Mapping and Resource Information Authority.
Chicago Style (17th ed.) CitationPhilippines. Mapping and Resource Information Authority. Province of Pampanga. Ed. 1, June, 1991. Makati City: National Mapping and Resource Information Authority, 1991.
MLA (9th ed.) CitationPhilippines. Mapping and Resource Information Authority. Province of Pampanga. Ed. 1, June, 1991. National Mapping and Resource Information Authority, 1991.
Warning: These citations may not always be 100% accurate.