APA-referens (7:e uppl.)

Calica, M. A. L. (2007). Revilla files bill to stop abusive cabbies. Philippine Star.

Chicago-referens (17:e uppl.)

Calica, Ma. Aurea L. "Revilla Files Bill to Stop Abusive Cabbies." Philippine Star 2007.

MLA-referens (9:e uppl.)

Calica, Ma. Aurea L. "Revilla Files Bill to Stop Abusive Cabbies." Philippine Star, 2007.