APA (7th ed.) Citation

(1999). Philippine presidents: 100 years. Philippine Historical Association in cooperation with New Day Pub.

Chicago Style (17th ed.) Citation

Philippine Presidents: 100 Years. Quezon City: Philippine Historical Association in cooperation with New Day Pub, 1999.

MLA (9th ed.) Citation

Philippine Presidents: 100 Years. Philippine Historical Association in cooperation with New Day Pub, 1999.

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