Roldan, R. (2011). Conquering osteoarthritis. HealthToday Philippines.
Cita Chicago (17th ed.)Roldan, Rac. "Conquering Osteoarthritis." HealthToday Philippines 2011.
Cita MLA (9th ed.)Roldan, Rac. "Conquering Osteoarthritis." HealthToday Philippines, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.