Olegario, I. N. (2011). Getting into fertile form. HealthToday Philippines.
Cita Chicago (17th ed.)Olegario, Ivan Noel. "Getting into Fertile Form." HealthToday Philippines 2011.
Cita MLA (9th ed.)Olegario, Ivan Noel. "Getting into Fertile Form." HealthToday Philippines, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.