Abarquez, R., Jr. (2002). Dilemma of heart patients: Drug therapy or bypass surgery. Philippine Star.
Chicago Style aipamenaAbarquez, Ramon, Jr. "Dilemma of Heart Patients: Drug Therapy or Bypass Surgery." Philippine Star 2002.
MLA aipamenaAbarquez, Ramon, Jr. "Dilemma of Heart Patients: Drug Therapy or Bypass Surgery." Philippine Star, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.