APA Style

Oktaviani, F. et al (2013). Betamethasone was more Effective than N-acetylcysteine for Lung Maturation ( Betametason lebih Efektif dibandingkan N-acetylcystein untuk Pematangan Paru) . Jakarta: Indonesian Society of Obstetetrict and Gynecology.

MLA Style

Oktaviani, Fatmah. et al. "Betamethasone was more Effective than N-acetylcysteine for Lung Maturation ( Betametason lebih Efektif dibandingkan N-acetylcystein untuk Pematangan Paru)". Jakarta: Indonesian Society of Obstetetrict and Gynecology, 2013. Text.