Gaya APA
Soehartono, . (2019).
Majalah Obstetri dan Ginekologi (Vol 27 No 2 Agustus).
Surabaya:
Department of Obstetrics & Gynecology, Airlangga University.
Gaya MLA
Soehartono, .
"Majalah Obstetri dan Ginekologi".
Vol 27 No 2 Agustus
Surabaya:
Department of Obstetrics & Gynecology, Airlangga University,
2019.
Text.