APA (7th ed.) Citation

Liongson, L. Q. (2008). Flood mitigation in Metro Manila. Philippine Engineering Journal.

Chicago Style (17th ed.) Citation

Liongson, Leonardo Q. "Flood Mitigation in Metro Manila." Philippine Engineering Journal 2008.

MLA (9th ed.) Citation

Liongson, Leonardo Q. "Flood Mitigation in Metro Manila." Philippine Engineering Journal, 2008.

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