APA (7th ed.) Citation

Zaide, G. F. (1984). Philippine history (Updated edition.). National Book Store.

Chicago Style (17th ed.) Citation

Zaide, Gregorio F. Philippine History. Updated edition. Manila: National Book Store, 1984.

MLA (9th ed.) Citation

Zaide, Gregorio F. Philippine History. Updated edition. National Book Store, 1984.