APA (7th ed.) Citation

Mercado, J. L. (2002). Weak El Niño triggers coral bleaching? Manila Bulletin.

Chicago Style (17th ed.) Citation

Mercado, Juan L. "Weak El Niño Triggers Coral Bleaching?" Manila Bulletin 2002.

MLA (9th ed.) Citation

Mercado, Juan L. "Weak El Niño Triggers Coral Bleaching?" Manila Bulletin, 2002.

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