Romulo, B. D. (2008). The importance of hydration. Philippine Panorama.
Chicago Style aipamenaRomulo, Beth Day. "The Importance of Hydration." Philippine Panorama 2008.
MLA aipamenaRomulo, Beth Day. "The Importance of Hydration." Philippine Panorama, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.