Katigbak, A. F. (2003). 2003 US Heart Association Convention highlights: LIFE study included in examination of influential hypertension trials. Philippine Star.
Citação do estilo Chicago (17ª ed.)Katigbak, Antonio F. "2003 US Heart Association Convention Highlights: LIFE Study Included in Examination of Influential Hypertension Trials." Philippine Star 2003.
Citação MLA (9ª ed.)Katigbak, Antonio F. "2003 US Heart Association Convention Highlights: LIFE Study Included in Examination of Influential Hypertension Trials." Philippine Star, 2003.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.