Katigbak, A. F. (2003). 2003 US Heart Association Convention highlights: LIFE study included in examination of influential hypertension trials. Philippine Star.
Citazione stile Chigago Style (17a edizione)Katigbak, Antonio F. "2003 US Heart Association Convention Highlights: LIFE Study Included in Examination of Influential Hypertension Trials." Philippine Star 2003.
Citatione MLA (9a ed.)Katigbak, Antonio F. "2003 US Heart Association Convention Highlights: LIFE Study Included in Examination of Influential Hypertension Trials." Philippine Star, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.