APA (7th ed.) Citation

Philippines (Republic). Bureau of Coast and Geodetic Survey. (1950). Magnetograms and hourly values. [s.n.].

Chicago Style (17th ed.) Citation

Philippines (Republic). Bureau of Coast and Geodetic Survey. Magnetograms and Hourly Values. Manila: [s.n.], 1950.

MLA (9th ed.) Citation

Philippines (Republic). Bureau of Coast and Geodetic Survey. Magnetograms and Hourly Values. [s.n.], 1950.

Warning: These citations may not always be 100% accurate.