(2000). Former Senate Presidents of the Philippines (1916 to 2000). Philippine Panorama.
Chicago Style (17th ed.) Citation"Former Senate Presidents of the Philippines (1916 to 2000)." Philippine Panorama 2000.
MLA (9th ed.) Citation"Former Senate Presidents of the Philippines (1916 to 2000)." Philippine Panorama, 2000.
Warning: These citations may not always be 100% accurate.