Philippines. Bureau of Coast and Geodetic Survey. (1987). Tandang Sora. Bureau of Coast and Geodetic Survey [distributor].
Čikaški stil citiranja (17. izdanje)Philippines. Bureau of Coast and Geodetic Survey. Tandang Sora. Manila: Bureau of Coast and Geodetic Survey [distributor], 1987.
MLA način citiranja (9. izdanje)Philippines. Bureau of Coast and Geodetic Survey. Tandang Sora. Bureau of Coast and Geodetic Survey [distributor], 1987.
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