APA (7th ed.) Citation

Espina, R. L. (2006). Semirara oil spill. IN Southern beat [column]. Philippine Star.

Chicago Style (17th ed.) Citation

Espina, Rolly L. "Semirara Oil Spill. IN Southern Beat [column]." Philippine Star 2006.

MLA (9th ed.) Citation

Espina, Rolly L. "Semirara Oil Spill. IN Southern Beat [column]." Philippine Star, 2006.

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