APA (7th ed.) Citation

Villanueva, M. A., & Unson, J. (2001). Gov't tightens Mindanao security. Philippine Star.

Chicago Style (17th ed.) Citation

Villanueva, Marichu A., and John Unson. "Gov't Tightens Mindanao Security." Philippine Star 2001.

MLA (9th ed.) Citation

Villanueva, Marichu A., and John Unson. "Gov't Tightens Mindanao Security." Philippine Star, 2001.

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