Olegario, I. N. (2011). Getting into fertile form. HealthToday Philippines.
Chicago (17e ed.) BronvermeldingOlegario, Ivan Noel. "Getting into Fertile Form." HealthToday Philippines 2011.
MLA (9e ed.) BronvermeldingOlegario, Ivan Noel. "Getting into Fertile Form." HealthToday Philippines, 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.