Santos, J. (2026). 150 rockfall events recorded as Mayon Volcano remains under Alert Level 3 - Phivolcs. Manila Bulletin.
Cita Chicago (17th ed.)Santos, Jel. "150 Rockfall Events Recorded as Mayon Volcano Remains Under Alert Level 3 - Phivolcs." Manila Bulletin 2026.
Cita MLA (9th ed.)Santos, Jel. "150 Rockfall Events Recorded as Mayon Volcano Remains Under Alert Level 3 - Phivolcs." Manila Bulletin, 2026.
Atenció: Aquestes cites poden no estar 100% correctes.