Philippine Islands. Bureau of Coast and Geodetic Survey. (1924). Relief model of the Philippine Islands: Notes on the construction and some of its salient features. Bureau of Printing.
Citazione stile Chigago Style (17a edizione)Philippine Islands. Bureau of Coast and Geodetic Survey. Relief Model of the Philippine Islands: Notes on the Construction and Some of Its Salient Features. Manila: Bureau of Printing, 1924.
Citatione MLA (9a ed.)Philippine Islands. Bureau of Coast and Geodetic Survey. Relief Model of the Philippine Islands: Notes on the Construction and Some of Its Salient Features. Bureau of Printing, 1924.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.