APA (7th ed.) Citation

Calica, M. A. L. (2005). GMA vows to break oil cartel. Philippine Star.

Chicago Style (17th ed.) Citation

Calica, Ma. Aurea L. "GMA Vows to Break Oil Cartel." Philippine Star 2005.

MLA (9th ed.) Citation

Calica, Ma. Aurea L. "GMA Vows to Break Oil Cartel." Philippine Star, 2005.