Estrada, K. (2003). Older women more prone to CVD deaths. Philippine Star.
Chicago Style aipamenaEstrada, Kristine. "Older Women More Prone to CVD Deaths." Philippine Star 2003.
MLA aipamenaEstrada, Kristine. "Older Women More Prone to CVD Deaths." Philippine Star, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.