Philippines. Bureau of Coast and Geodetic Survey. (1983). Buguey, Philippines. Bureau of Coast and Geodetic Survey.
Citazione stile Chigago Style (17a edizione)Philippines. Bureau of Coast and Geodetic Survey. Buguey, Philippines. Manila: Bureau of Coast and Geodetic Survey, 1983.
Citatione MLA (9a ed.)Philippines. Bureau of Coast and Geodetic Survey. Buguey, Philippines. Bureau of Coast and Geodetic Survey, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.