APA (7th ed.) Citation

Villanueva, M. A. (2003). GMA orders alert for chemical attacks. Philippine Star.

Chicago Style (17th ed.) Citation

Villanueva, Marichu A. "GMA Orders Alert for Chemical Attacks." Philippine Star 2003.

MLA (9th ed.) Citation

Villanueva, Marichu A. "GMA Orders Alert for Chemical Attacks." Philippine Star, 2003.

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