Philippines. National Mapping and Resource Information Authority. Cotabato City. National Mapping and Resource Information Authority, 1988.
Čikaški stil citiranja (17. izdanje)Philippines. National Mapping and Resource Information Authority. Cotabato City. Makati, [Metro Manila]: National Mapping and Resource Information Authority, 1988.
MLA način citiranja (9. izdanje)Philippines. National Mapping and Resource Information Authority. Cotabato City. National Mapping and Resource Information Authority, 1988.
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