APA (7th ed.) Citation

Zaide, G. F. (1949). The Philippines since pre-Spanish times. R.P. Garcia Pub.

Chicago Style (17th ed.) Citation

Zaide, Gregorio F. The Philippines Since Pre-Spanish Times. Manila: R.P. Garcia Pub, 1949.

MLA (9th ed.) Citation

Zaide, Gregorio F. The Philippines Since Pre-Spanish Times. R.P. Garcia Pub, 1949.