APA (7th ed.) Citation

Javier, W. R. (1963). A Study of the Philippine National Coordinate System.

Chicago Style (17th ed.) Citation

Javier, Walfredo R. A Study of the Philippine National Coordinate System. 1963.

MLA (9th ed.) Citation

Javier, Walfredo R. A Study of the Philippine National Coordinate System. 1963.

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