APA-referens (7:e uppl.)

Villanueva, M. A. (2001). Fate of SSS chief up to Camacho-GMA. Philippine Star.

Chicago-referens (17:e uppl.)

Villanueva, Marichu A. "Fate of SSS Chief Up to Camacho-GMA." Philippine Star 2001.

MLA-referens (9:e uppl.)

Villanueva, Marichu A. "Fate of SSS Chief Up to Camacho-GMA." Philippine Star, 2001.