APA Style

Pambudi, M, F. et al (2013). Calcium Level is Lower in Women with Premenstrual Syndrome Kadar Ka!slum Serum Lebih Rendah pada Wanita dengan Premenstrual Syndrome . Jakarta: Indonesian Society of Obstetetrict and Gynecology.

MLA Style

Pambudi, Maria, F.J.. et al. "Calcium Level is Lower in Women with Premenstrual Syndrome Kadar Ka!slum Serum Lebih Rendah pada Wanita dengan Premenstrual Syndrome". Jakarta: Indonesian Society of Obstetetrict and Gynecology, 2013. Text.