Gaya APA

Indonesia, P, O, D, G. (2021). Indonesian Journal of Obstetrics and Gynecology Volume 9 No. 2 April 2021 (Volume 9 No. 2 April 2021). Indonesia: Perkumpulan Obstetri dan Ginekologi Indonesia.

Gaya MLA

Indonesia, Perkumpulan, Obstetri, Dan, Ginekologi. "Indonesian Journal of Obstetrics and Gynecology Volume 9 No. 2 April 2021". Volume 9 No. 2 April 2021 Indonesia: Perkumpulan Obstetri dan Ginekologi Indonesia, 2021. Text.