Ac-ac, M. C. (2001). Government hospitals: A haven for substandard drugs? / Mike Ac-ac and Rachel Anne Calabia. Philippine Star.
Chicago-referens (17:e uppl.)Ac-ac, Mike C. "Government Hospitals: A Haven for Substandard Drugs? / Mike Ac-ac and Rachel Anne Calabia." Philippine Star 2001.
MLA-referens (9:e uppl.)Ac-ac, Mike C. "Government Hospitals: A Haven for Substandard Drugs? / Mike Ac-ac and Rachel Anne Calabia." Philippine Star, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.