Philippines. Mapping and Resource Information Authority. (1994). Province of Biliran (Ed. 1, November, 1994.). National Mapping and Resource Information Authority.
Čikaški stil citiranja (17. izdanje)Philippines. Mapping and Resource Information Authority. Province of Biliran. Ed. 1, November, 1994. Makati, Metro Manila: National Mapping and Resource Information Authority, 1994.
MLA način citiranja (9. izdanje)Philippines. Mapping and Resource Information Authority. Province of Biliran. Ed. 1, November, 1994. National Mapping and Resource Information Authority, 1994.
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