(2002). Stations may prevent heart attacks, strokes, say experts. Philippine Star.
Chicago Style aipamena"Stations May Prevent Heart Attacks, Strokes, Say Experts." Philippine Star 2002.
MLA aipamena"Stations May Prevent Heart Attacks, Strokes, Say Experts." Philippine Star, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.