Gaya APA

-, ., Hardoko, I, C. (2019). Majalah Obstetri Dan Ginekologi (journal Of Obstetrics And Gynecology Science) Vol. 27 No. 3 December 2019 (-). Surabaya: Faculty of Medicine Universitas Airlangga.

Gaya MLA

-, ., Hardoko, Ismanto, Cahyo. "Majalah Obstetri Dan Ginekologi (journal Of Obstetrics And Gynecology Science) Vol. 27 No. 3 December 2019". - Surabaya: Faculty of Medicine Universitas Airlangga, 2019. Text.