Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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.

Παραπομπή σε μορφή MLA (9th εκδ.)

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.