Paño, T. R. (2000). Sleep apnea: A serious health risk. Philippine Star.
Chicago Style aipamenaPaño, Tony R. "Sleep Apnea: A Serious Health Risk." Philippine Star 2000.
MLA aipamenaPaño, Tony R. "Sleep Apnea: A Serious Health Risk." Philippine Star, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.