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