Philippines. Mapping and Resource Information Authority. (1994). Province of Biliran (Ed. 1, November, 1994.). National Mapping and Resource Information Authority.
Chicago Style (17th ed.) CitationPhilippines. Mapping and Resource Information Authority. Province of Biliran. Ed. 1, November, 1994. Makati, Metro Manila: National Mapping and Resource Information Authority, 1994.
ציטוט MLAPhilippines. Mapping and Resource Information Authority. Province of Biliran. Ed. 1, November, 1994. National Mapping and Resource Information Authority, 1994.
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